List of watchmakers

Until 1400

• Ktesibios, Greek engineer, clepsydra with hands and dial.
• Zhang Heng, Chinese mathematician and inventor, clepsydra with extra reservoir.
• Yi Xing, Chinese Buddhist and engineer, astronomical clock.
• Zhang Sixun, Chinese engineer, clepsydra with water wheel.
• Su Song, Chinese engineer, clepsydra with water wheel and ratchet.
• Richard of Wallingford, English mathematician, astronomer and abbot, Wallingford, Oxfordshire, astronomical clock of Abbey St Albans.
• Jacopo de Dondi, Italian astronomer and clockmaker, Padua, astronomical clock of Palazzo del Capitanio.
• Giovanni de Dondi, Italian savant and professor, Milan, astrarium.
• Nikolaus Lilienfeld, German clockmaker and engineer, Rostock, astronomical clock of the St. Nicholas' Church in Stralsund.
• Mikuláš z Kadaně, Czech clockmaker and mechanic, Prague, Prague astronomical clock.
• Lazar the Serb, Serbian Orthodox monk-scribe and horologist who invented and built the first mechanical public clock in Russia in 1404.

1400–1500

• Peter Henlein, German locksmith, Nürnberg, often considered the inventor of the watch, portable clocks and watches.
• Nicolaus Kratzer, German mathematician and astronomer, Munich, royal astronomer of Henry VIII of England, sun dial.
• Kaspar Brunner, Swiss mechanic, Bern, ''Zytglogge.''

1500–1600

• Juanelo Turriano, Spanish clockmaker of the court, Toledo, astronomical clock, restoring the astrarium of Giovanni Dondi.
• Taqi al-Din, Ottoman clockmaker, Istanbul, astronomical clocks, and instruments, alarm clock, pocket watch.
• Bartholomew Newsam ; English watchmaker, London, royal watchmaker of Elizabeth I of England.
• Erasmus Habermehl, clockmaker, Prague, astronomical and geodetic instruments.
• Isaac Habrecht, Swiss clockmaker, Schaffhausen, astronomical clock of the Straßburger Münster.
• Jost Bürgi, German clockmaker and instrument builder, Kassel, astronomer.
• Hans Leo Haßler, German composer and clockmaker, Nürnberg. music boxes.
• David Ramsey, English clockmaker, London, ''clockmaker of the court, pocket watch.''

1600–1700

• Heinrich Gebhardt, German clockmaker, Straßburg, astronomical clock.
• Wolfgang Hager, German clockmaker, Arnstadt.
• Jean Rousseau, Swiss watchmaker, Geneva, complicated pocket watch.
• Ahasuerus Fromanteel, Dutch clockmaker, London and Amsterdam, pendulum clocks.
• Egbert Jans van Leeuwarden, Dutch clockmaker, Utrecht.
• Edward East, (C. C.), English clockmaker, London, cofounder of the Worshipful Company of Clockmakers, clockmaker of the court.
• David Ramsay,, Scottish clockmaker, London, clockmaker of the court of Jakob I and Karl I.
• Salomon Coster, Dutch clockmaker, The Hague, first pendulum clock like Christiaan Huygens.
• Albrecht Erb, Austrian clockmaker, Vienna, clockmaker of the court, astronomical clock.
• Isaac II Thuret, French clockmaker, Paris, clockmaker of the court.
• Nathaniel Barrow, (C. C.), English clockmaker, London, Master of the Worshipful Company of Clockmakers.
• David Bouquet, French watchmaker, pocket watches.
• Edward Barlow, English watchmaker, ratchet chime with repeater.
• William Clement, English watchmaker, London, Clement escapement.
• Thomas Tompion, (C. C.), English clockmaker, London, Master of the Worshipful Company of Clockmakers.
• Joseph Knibb, English clockmaker, London, clocks.
• Johann Martin, German watchmaker, Augsburg, pocket watches, sun dials and table clocks.
• Jean de Hautefeuille, French physician and inventor, Orléans, balance wheel.
• Simon Lachez, Dutch watchmaker, Utrecht, guilt master.
• Daniel Quare, (C. C.), English watchmaker, London, Master of the Worshipful Company of Clockmakers, rack strike movement with repetition.
• Joseph Norris, English clockmaker, London, longcase clock, table clocks.
• Johann Willebrand, German clockmaker, Augsburg, clock, sun dial.
• Franz Ludwig Stadlin, Swiss Jesuit, royal clockmaker of the court of China.
• George Etherington, (C. C.), English clockmaker, York, London, Master of the Worshipful Company of Clockmakers.
• Matthias Ernst, German clockmaker, Ulm. Clockmaker of the city Ulm, longcase clock.
• Nicolas Fatio de Duillier, Swiss mathematician, Duillier, drilled rubies.
• Bernardo Facini, Italian astronomer, mathematician and instrument manufacturer in Venice, Farnasian Clock
• Jacques Thuret, French watchmaker, Paris, clockmaker of the court Louis XIV of France.
• Christopher Pinchbeck, English watchmaker, London.
• Simon Dilger, German clockmaker, Schollach, Waag clock, teacher.
• George Graham, English watchmaker, London.
• Franz Ketterer, German clockmaker, Schönwald im Schwarzwald, cuckoo clock.
• Benjamin Gray, English clockmaker. London, clockmaker of the court of George II.
• Franz Xaver Bovius, German priest and maker of sun dial, Eichstätt.
• Jean Dutertre, French watchmaker, Paris, duplex escapement.
• Johannes Klein, Czech mathematician, astronomer and mechanic, Prague, astronomical clock and instruments at the Clementinum.
• Julien Le Roy, French clockmaker of the court Louis XV of France, Paris, pocket watch, introduction of oil sinks.
• Martin Schipani, German watchmaker, Würzburg.
• Jehan-Jacques Blancpain, Swiss watchmaker, Villeret. Founder of watch company Blancpain.
• John Harrison, English carpenter and autodidact watchmaker, London, chronometer
• Johann Jacob Möllinger, German watchmaker, Neustadt an der Weinstraße, the Palatinate privileged watchmaker.
• Johann Delucca, Austrian clockmaker, Vienna, longcase clocks, carriage clocks.
• Henry Bridges, English architect and clockmaker, Waltham Abbey, Monumentaluhr Microcosm
• Étienne LeNoir, watchmaker in Paris, master since 1717

1700–1800

1700–1750

• John Jefferys, (C. C.), English watchmaker, London, pocket watches
• Johan Zeller, Swiss clockmaker, Basel, night clocks.
• Anders Polhammar, Swedish watchmaker, Stjärnsund.
• John Ellicott d. J., English watchmaker and inventor, London, clockmaker of the court, compensating pendulum.
• Jacques de Vaucanson, French watchmaker, Paris, automaton clocks.
• Pierre-Joseph de Rivaz, Swiss clockmaker, Paris, one year clock.
• Justin Vulliamy, English clockmaker, London, precision pendulum clock.
• Leopold Hoys, German clockmaker, Bamberg,
• John Whitehurst, English clockmaker, Derby.
• Jean Romilly, Swiss watchmaker, Paris, pocket watch.
• Jean François Poncet, Swiss watchmaker of French origin, clockmaker of the court in Dresden and director of the Grünes Gewölbe.
• Jean-Baptiste Dutertre, French watchmaker, duplex escapement.
• Joseph Möllinger, German clockmaker, Frankenthal, mechanic, piano builder and mint master, clockmaker of the Palatine Zweibrücken court in Zweibrücken.
• Thomas Mudge, English watchmaker, London. inventor of the free lever escapement.
• Pierre Le Roy, French watchmaker, Paris, marine chronometer.
• Joseph Gallmeyr, German clockmaker, Munich, clockmaker of the court and mechanic of the court.
• Johann Albert Roetig, German watchmaker, Hachenburg.
• Larcum Kendall, British watchmaker, London, marine chronometer.
• Jean André Lepaute, French royal watchmaker, Paris.
• Jean Antoine Lépine, French watchmaker, Paris, Lépine caliber, pocket watch.
• Friedrich Möllinger, German watchmaker, Mannheim, clockmaker of the court.
• Pierre Jaquet-Droz, Swiss clockmaker, La Chaux-de-Fonds.
• James Cox, English clockmaker, London, machines, export clocks.
• Daniel Beat Ludwig Funk, Swiss clockmaker, Bern, pendulums.
• David Ruetschmann, clockmaker and mechanic, Vienna, astronomical clock.
• Jean Baptiste Lepaute,, French royal clockmaker, Paris.
• Willem Snellen, Dutch clockmaker, Dordrecht, astronomical clock, marine chronometer.
• Ferdinand Berthoud, Swiss watchmaker and author, Paris, marine chronometer.
• Pater Aurelianus a San Daniele, German Augustine friar, Thüringen, astronomical longcase clock.
• Sebastian Baumann, German watchmaker, Friedberg, carriage clock.
• Louis Berthoud Swiss chronometer maker, Paris.
• Abraham-Louis Perrelet, Swiss watchmaker, Le Locle, pocket watch.
• Jean-Marc Vacheron, Swiss watchmaker, Geneva, founder of Vacheron Constantin.
• Josiah Emery, Swiss-born London-based watchmaker, the first to incorporate the lever escapement invented by Thomas Mudge
• Pierre-Augustin Caron de Beaumarchais, French entrepreneur and writer, Paris, double comma escapement.
• Alexander Cumming, (C. C.), English watchmaker, mathematician and mechanic, London.
• Iwan Petrowitsch Kulibin, Russian clockmaker and inventor, Nizhny Novgorod, automated clock for Catherine the Great.
• Franz Jacob Braun, German clockmaker, Eberbach, locksmith and clockmaker.
• John Arnold, (C. C.), English watchmaker, London, marine chronometer.
• Jacob Kock, Swedish clockmaker of the court of Gustav III of Sweden, Stockholm, cartel clock.
• Philipp Gottfried Schaudt, German schoolmaster and mechanic, Onstmettingen, astronomical clock.
• Philipp Matthäus Hahn, German pastor, engineer, and inventor.
• Johannes Möllinger, German clockmaker, Fischbach, Kaiserslautern, clockmaker of the court.
• Mette Magrete Tvistman, Danish clockmaker
• , French watchmaker, Paris, clockmaker of the court, pocket watch, pendulums.
• Hilaire Bassereau, French watchmaker, Paris. clockmaker of the court.
• John Grant, English watchmaker, London, chronometer.
• Jean-Moïse Pouzait, Swiss watchmaker and inventor, Geneva, lever escapement.
• Jacques-Frédéric Houriet, Swiss watchmaker, Le Locle, pocket watch, tourbillon.
• Jules Jürgensen, Danish watchmaker and manufacturer, Le Locle, pocket watch, longcase clock.
• Peter Kinzing, German clockmaker and mechanic.
• Daniel Möllinger, German clockmaker, Heidelberg, city clock maker.
• Thomas Reid (clockmaker), English watchmaker, Edinburgh, deck watch.
• Jean-Frédéric Leschot, Swiss clockmaker, Geneva, androids
• Benjamin Vulliamy, English clockmaker of the court George III of the United Kingdom, London, precision pendulum clock, pocket watch, pocket chronometer.
• Abraham Louis Breguet, Swiss watchmaker and mechanic, tourbillon, Breguet overcoil.
• John Brockbank, English chronometer maker, London, pocket and marine chronometer.
• George Margetts, English chronometer maker, London, pocket and marine chronometer.
• James McCabe, English watchmaker, London, pocket watch.
• Thaddäus Rinderle, German clockmaker and mathematician, Freiburg, watchmaking tools.
• Hubert Sarton, Belgian clockmaker, Liège, pendulums, automatic pocket watch.
• Frédéric Japy, French watchmaker and manufacturer, Beaucourt, ébauche.
• Johann Gottfried Sechting, German clockmaker, student of Hahn, astronomical clock.
• Thomas Earnshaw, English clock and chronometer maker, London, marine chronometer.
• Antoine Tavan, Swiss watchmaker, Geneva, Präzisionstaschenuhren.
• John Wilter, fictitious name used on many Dutch forgeries.

1750–1800

• Johann Anton Roetig, German clockmaker, Hachenburg.
• Paul Philipp Barraud, (C. C.), English clockmaker, London, chronometer.
• Georg Matthias Burger, German mystic, Nürnberg. sun dial, mechanical terrestrial and celestial globes.
• Antide Janvier, French clockmaker, Paris, astronomical clock.
• Johann Peter Stahlschmidt, German clockmaker, Freudenberg, grandfather clocks.
• Alexius Johann, German engineer of astronomical clocks.
• Simon Willard,, American clockmaker, Boston, Banjo-Clock.
• Pierre Louis Berthoud, French watchmaker, Paris, chronometer, pocket watches.
• Elias Möllinger, German watchmaker, Neustadt.
• Christian Möllinger, German clockmaker and author, Berlin, chief clockmaker of the court, pendulum clocks.
• Noël Bourret, French clockmaker.
• Theobald Schmitt, German clockmaker and gunsmith, Lindenfels-Odenwald.
• Louis Courvoisier, Swiss watchmaker, La Chaux-de-Fonds, pocket watch and pendulums.
• Johann Christoph Schuster, German clockmaker. inventor of a calculator.
• Levi Hutchins, American clockmaker, Concord (New Hampshire), inventor of the alarm clock.
• Philipp Fertbaur, Austrian clockmaker, Vienna, Laterndluhr.
• Philipp Happacher, Austrian clockmaker, Vienna, precision pendulum clock.
• William Anthony, English watchmaker, London, pocket watches for the Chinese market.
• Baptist Johann, German engineer, astronomical clocks.
• Jacob Auch, south German clockmaker, Weimar, student of Philipp Matthäus Hahn, clockmaker of the court.
• Justus Jacob Hespe, German clockmaker, mechanic and inventor, Hannover, three-wheeled driving machine.
• Louis Moinet, French watchmaker, sculptor, and painter, Paris, chronograph, clocks.
• John Roger Arnold, (C. C.), English clockmaker, London, marine and pocket chronometer.
• Joseph Geist, Austrian clockmaker, Graz, first Austrian clock producer.
• Frédéric-Louis Favre-Bulle, Swiss chronometer maker, Le Locle, marine chronometer, tourbillon.
• Willam Congreve, English jurist and technician, London, rolling ball clock.
• Jean Francois Bautte, Swiss watchmaker, Geneva, very thin pocket watches.
• Eli Terry, American manufacturer and clockmaker, Connecticut, introduction of mass production to clock making.
• David Henri Grandjean, Swiss watchmaker, Le Locle, highly complicated pocket watch.
• John Bliss American chronometer maker, New York, marine chronometer.
• Jean-Baptiste Schwilgué, French clockmaker, Straßburg, restorer of the clockwork of the astronomical clock at the Straßburger Münster.
• Urban Jürgensen, Danish watchmaker, Copenhagen, deck watch, tourbillon.
• Philipp Schmitt, German clockmaker Lindenfels.
• William Frodsham, English clock and chronometer maker, London, chronometer.
• John Barwise, English clock and chronometer maker.
• Josef Kossek, Czech clockmaker, Prague, precision pendulum clock.
• Benjamin Louis Vulliamy, (C. C.), English clockmaker, turret clock, clocks, clockmaker of the court.
• Johann Kessels, German-Danish chronometer maker, Altona, marine chronometer and deck watch.
• Louis Benjamin Audemars, Swiss watchmaker and manufacturer, Le Brassus.
• Josef Božek, Czech inventor and clockmaker, Prague, precision pendulum clock.
• Friedrich Wilhelm Roetig, German clockmaker, Hachenburg.
• Johann Christian Friedrich Gutkaes sen., Dresden, watchmaker, royal clockmaker of the court.
• Seth Thomas, American manufacturer and clockmaker, Connecticut, Seth Thomas Clocks.
• Jean-Francois Motel, French chronometer maker, Paris, marine chronometer.
• Ephraim Downes, American clockmaker, Connecticut, wooden clock.
• Peter Friedrich Ingold, Swiss watchmaker and manufacturer, La Chaux-de-Fonds/Boston, pocket watch, tools.
• François Constantin, Swiss entrepreneur, Geneva, Vacheron Constantin.
• Thomas Frederick Cooper English watchmaker London, pocket watch
• Edward John Dent, English watchmaker, London, pocket watch, marine chronometer.
• Jean Jacob, French clockmaker, Paris, chronometer, longcase clock.
• Chauncey Jerome, American clockmaker, Connecticut, New Haven Clock Co.
• Christian Friedrich Tiede, German clockmaker, Berlin, marine chronometer.
• Carl Suchy,, Bohemian watch producer, Prague, pendulum clocks, k.u.k. Hoflieferant.
• Edouard Bovet, Swiss watchmaker and entrepreneur, watch brand Bovet.
• James Ferguson Cole, English watchmaker, London, pocket watch, deck watch.
• Johann Mannhardt, German maker of turret clocks, Munich, Mannhardt-Escapement, turret clock Münchner Frauenkirche.
• Joseph Saxton, American clockmaker, inventor and instrument maker, Philadelphia.
• Joseph Thaddäus Winnerl, Austrian watchmaker, Paris, marine chronometer.
• Franz Baumann, Austrian clock and chronometer maker, Vienna. ''clockmaker of the court, tourbillon.''

1800–1900

1800–1850

• William Frederick Rippon, (C. C.), English clockmaker, London, the Great Clock of Westminster.
• Louis-Gabriel Brocot, French big clock maker, Paris, Brocot-Hemmung.
• James Eiffe, English chronometer maker, compensation for secondary temperature error.
• Georges Auguste Leschot, Swiss watchmaker and inventor, Geneva, Vacheron Constantin.
• Jean-Célanis Lutz, Swiss watchmaker, hardening of steel spirals.
• Edward Prior, English watchmaker, London, pocket watch for the Turkish market.
• Jean Paul Garnier, French clockmaker, Paris, electric clocks.
• Carl August von Steinheil, German physician and astronomer, Munich, first electric clock.
• Jules Sueur, Swiss watchmaker, astronomer and inventor, Geneva, astronimichal time theory implementation.
• Charles Klaftenberger, English chronometer maker, London.
• George Airy, English astronomer and director of the Royal Greenwich Observatory.
• Andreas Hohwü, Dutch chronometer maker, Amsterdam, astronomical clock.
• Charles Antoine LeCoultre, Swiss watchmaker, Le Sentier, Jaeger-LeCoultre.
• Charles-Félicien Tissot, Swiss Watchmaker, Le Locle, founder of Tissot.
• Louis Clément François Breguet, French watchmaker, Paris, central clock of Lyon, tuning fork clock.
• Achille Hubert Benoit, French watchmaker, Versailles, director of the royal factory, director of the watchmaking school of Cluses.
• Heinrich Moser, Swiss watchmaker from Schaffhausen, founder of H. Moser & Cie.
• Lorenz Bob, German clockmaker, Furtwangen, Schwarzwald.
• Carl Theodor Wagner, German master watchmaker and entrepreneur, Wiesbaden.
• Auguste-Lucien Vérité, French clockmaker, Beauvais, astronomical clock.
• Friedrich Adolph Nobert, German mechanic and optician, Barth.
• Johann Carl Rahsskopff, German clockmaker and mechanic, Koblenz, clocks with worm gears.
• Lorenz Furtwängler, German clockmaker and manufacturer, Furtwangen, wall clocks.
• Michael Welte, German musical clock maker, Freiburg im Breisgau, M. Welte & Sons Co., Schwarzwald.
• Jules Frederik Jürgensen, Danish watch- and chronometer maker, Le Locle, deck watch.
• Auguste Agassiz, Swiss Watchmaker, Fribourg, founder of Longines.
• Charles Frodsham, English watch and chronometer maker, London, chronometer, tourbillon.
• Frédéric-William Dubois, Swiss chronometer maker, Le Locle, astronomical pendulum clock.
• Alexander Bain, Scottish watchmaker and inventor. Glasgow.
• Johann Harder, German farmer and tinker, inventor of the lannual clock about 1875.
• Johann Weule, German clockmaker, Harz, Turmuhren.
• Antoni Norbert Patek, Polish pioneer in watchmaking, creator of Patek Philippe & Co
• Eduard Eppner, German clockmaker, Halle/Lähn, pocket watch, Turmuhren.
• Aaron Lufkin Dennison, American watchmaker, Maine, USA. Waltham Watch Company. pocket watch.
• Georg Friedrich Roskopf, German watchmaker, La Chaux-de-Fonds, Roskopf escapement.
• Matthäus Hipp, German clockmaker, Bern, electric precision pendulum clock.
• Edward Howard, American watchmaker and manufacturer, Waltham Watch Company, pocket watch.
• Friedrich Emil Roetig, German watchmaker, Hachenburg, Taleruhr.
• Romuald Božek, Czech inventor and watchmaker, Prague.
• Ferdinand Adolph Lange, German watchmaker and entrepreneur, Glashütte.
• Adrien Philippe, French watchmaker, Paris, Patek Philippe.
• Johann Baptist Beha, German clockmaker, Eisenbach, Black Forest cuckoo clock.
• Edward Daniel Johnson, (C. C.), English watchmaker, London, chronometer, fellow of the Royal Society.
• Claudius Saunier, French watchmaker and teacher, Paris.
• Edmand Denison, English lawyer and architect, Nottinghamshire, engineer of the turret clock of Big Ben.
• Auguste Grether, Swiss watchmaker, Le Locle, tourbillon.
• Friedrich Krille, German chronometer maker, Altona, marine chronometer, precision pendulum clock.
• Achille Brocot, French clockmaker, Paris, improvement of the Brocot escapement.
• Auguste Grether, Swiss watchmaker, Ponts-de-Martel, chronometer ebauches, tourbillon.
• Louis-Victor Baume, Swiss watch producer, Bern, Baume & Mercier.
• Edward Thomas Loseby, English watchmaker, London, marine chronometer
• Antoine Redier, French clockmaker, Paris, Wecker, clocks, scientific instruments.
• Charles Edouard Jacot, Swiss watchmaker, Le Locle, c. 1830 New York, Chinese Duplexhemmung.
• John Poole, English watchmaker, London, chronometer.
• Charles Fasoldt, American watchmaker, Albany, chronometer, Fasoldt-Hemmung, fine adjustment
• Christian Reithmann, German watchmaker and inventor. machines, free escapement, four stroke motor.
• Johannes Bürk, German clockmaker and entrepreneur, Villingen-Schwenningen. founder of the clock company Bürk.
• Gustav Eduard Becker, German clockmaker from Schlesien, founder of the Gustav Becker clock company.
• Eduard Phillips, French mathematician, Paris, precision adjustment, compensating balance wheels.
• Johann Ignaz Fuchs, German mechanic and clockmaker, Bernburg, Turmuhren.
• Betty Linderoth, Swedish mechanic and clockmaker
• Thomas Mercer, English watchmaker, London, chronometer.
• Erhard Junghans, German clockmaker, Schramberg, founder of the Junghans brand.
• Ulysse Nardin, Swiss watchmaker, Le Locle, chronometer.
• Henri Robert Ekegrèn, Danish watchmaker, Geneva, Urban Jürgensen, chronometer
• Onésime Dumas, French chronometer maker, Saint-Nicolas-d'Aliermont, chronometer.
• Victor Kullberg, Swedish chronometer maker, London, chronometer blanks.
• Louis Brandt, Swiss watchmaker and politician, La Chaux-de-Fonds, founder of Omega
• Johann Andreas Ludwig Teubner, clockmaker of the court, Dresden, creator of the second Five-Minutes-Clock of the Semperoper.
• Karl Moritz Großmann, German clockmaker, Glashütte, marine chronometer, precision clock.
• Hans Jess Martens, German watchmaker and author, head of the Badischen watchmaking school Furtwangen.
• Julius Assmann watchmaker and watch producer, Glashütte, chronometer and deck watch.
• Bonaventura Eijsbouts, Dutch clockmaker, Asten, clock tower maker Royal Eijsbouts.
• Julius Grossmann, German watchmaker, director of the watchmaking school in Le Locle.
• Charles-Émile Tissot, Swiss Watchmaker and politician, Le Locle, co-founder of Tissot.
• Charles Shepherd jun., English clockmaker, engineer, made the gate clock of the Greenwich Observatory.
• Maurice Ditisheim, Swiss watchmaker and entrepreneur, in La Chaux-de-Fonds, Vulcain.
• Alexis Favre, Swiss watchmaker, Geneva. famous Regleur.
• Albert Pellaton-Favre, Swiss watchmaker, tourbillon-chronometer.
• François Perregaux, Swiss watchmaker, Le Locle, first watchmaker in Japan.
• James Favre-Brandt, Swiss Watchmaker, Le Locle, pioneer of watchmaking in Asia.
• Hilda Petrini, first female Swedish watchmaker, Stockholm, chronometer.
• Karl Julius Späth, German tinker, Steinmauern, astronomical clock.
• Wilhelm Ehrlich, German watchmaker, Bremerhaven, marine chronometer.
• Edouard Heuer, Swiss watchmaker, Biel. Heuer.
• Charles-Auguste Paillard, Swiss watchmaker, palladium alloy for hairsprings.
• Heinrich Zilliken, German clockmaker, Münstermaifelder Turmuhrenfabrik Turmuhrbau.
• Florentine Ariosto Jones, American watchmaker and entrepreneur, New Hampshire, USA, founder of IWC.
• James Favre-Brandt, Swiss watchmaker, Le Locle, pioneer of watchmaking in Japan.
• Johannes Dürrstein, German watchmaker, Glashütte, founder of Glashütter Uhrenfabrik "Union".
• Richard Lange, German watchmaker and entrepreneur, Glashütte, A. Lange & Söhne.
• Eduard Kummer, Swiss watchmaker and founder of Ed. Kummer AG.
• Sigmand Riefler, German clockmaker, Munich, Riefler precision pendulum clocks.
• Webster Clay Ball, American jeweller and watchmaker, Cleveland, railroad chronometer, Hamilton Watch Company.
• Henri Lioret, French watchmaker and inventor, Paris, ''automatons, first useful audio recordings.''

1850–1900

• Joseph "Joe" Koen, Russian watchmaker & jeweler, Born in Vilna, Russia, immigrated to Austin, Texas. Koen founded in 1883 - Texas' oldest independently owned jewelry store.
• Carl Ranch, Danish chronometer maker
• Albert Favarger, American clockmaker, Neuchâtel, electric slave clock
• Richard Bürk, German entrepreneur, Villingen-Schwenningen. Württembergische Uhrenfabrik Bürk.
• Arthur Junghans, German clockmaker, Schramberg, founder of Junghans.
• Curt Dietzschold, German engineer, watchmaker and teacher, director of the watchmaking school Karlstein a. d. Th..
• Gustav Speckhart, German clockmaker of the court, inventor and clock collector, Nürnberg.
• Ludwig Strasser, German clockmaker, Glashütte, precision pendulum clocks, German watchmaking school Strasser & Rohde.
• Wilhelm Schultz, German watchmaker and editor, Stuttgart/Berlin, German calendar watchmaker.
• Paul David Nardin, Swiss watchmaker and Regleur, Le Locle.
• Josef Nicolaus, Austrian chronometer maker, Vienna, deck watch.
• Harlow E. Bundy, American clockmaker, Auburn, New York, mass production, Bundy Manufacturing Company.
• Richard Gläser, German watchmaker, Glashütte, pocket watch.
• Henning Hammarlund, Swedish watch producer, Svängsta, Halda.
• Paul Berner, Swiss watchmaker and teacher, longtime director of the watchmaking school in La Chaux-de-Fonds.
• Max Stührling, Swiss watchmaker, Biel. Stuhrling.
• Bahne Bonniksen, Danish watchmaker, London, Carousell.
• Léon Breitling, Swiss watchmaker, Saint-Imier, founder of Breitling SA.
• Kintarō Hattori, Japanese watchmaker, Tokyo, founder of Seiko.
• Hermann Goertz, German clockmaker, Glashütte, precision pendulum clock.
• Hugo Müller, German watchmaker, Glashütte.
• Carl Friedrich Bucherer, Swiss watchmaker, Lucerne, founder of Carl F. Bucherer.
• Jens Jensen, German watchmaker, Glashütte, deck watch.
• Ludwig Trapp, German clockmaker, Glashütte, precision pendulum clocks.
• Max Richter, German clockmaker, Glashütte, precision pendulum clocks.
• Paul Ditisheim, Swiss watchmaker, La Chaux-de-Fonds, pocket watch and marine chronometer.
• Richard Griesbach German watchmaker, Glashütte, compensating balance wheels for marine chronometer.
• Alfred Jaccard, Swiss Regleur and chronometer maker, Besançon.
• Bruno Hillmann, German watchmaker, Zürich. first wrist watch.
• Georges Louis Ruedin, Swiss watch producer, Berner Jura, director of the Société Horlogère Reconvilier.
• Jens Olsen, Danish clockmaker, Ribe, astronomical world clock in Copenhagen.
• Jämes Pellaton, Swiss watchmaker, Le Locle, tourbillon.
• Louis Cartier, French watchmaker, Paris, Cartier watch brand.
• Rudolf Flume, German watchmaker, Berlin, Flume-Werksucher.
• Jules Haag, mathematician, Besançon, Isochronism.
• Georges Schaeren, Swiss watchmaker, Biel, Mido SA.
• William Hamilton Shortt, English clockmaker, London, Shortt clock.
• Léon Hatot, French watchmaker and jeweller, Besançon, cofounder of the Chronometrical Society of France, Léon Hatot.
• Karl W. Höhnel, German clockmaker, Glashütte, precision pendulum clocks.
• William Baume, Swiss watchmaker, Geneva, founder of Baume & Mercier.
• Gustav Gerstenberger, German Regleur and chronometer maker, Glashütte, marine chronometer, deck watch.
• Alfred Helwig, German watchmaker, Glashütte, tourbillon.
• Louis Zimmer, Belgian clockmaker, Lier, astronomical clock in Lier, Zimmer tower.
• André Bornand, Swiss watchmaker, Geneva. teacher of the watchmaking school Geneva.
• Reinhard Straumann, Swiss engineer, watch timing machine, Nivarox.
• John Harwood, English inventor and clockmaker, automatic wrist watch, Fortis watch brand.
• Rasmus Sørnes, Norwegian radio technician and clockmaker, Sola, astronomical clock.
• Paul Behrens, German clockmaker, Lübeck, astronomical clock.
• Marius Lavet, French clockmaker, Paris, ATO-Uhren, Lavet stepper motor.
• Barney Mirvis, Swiss-trained South African watchmaker, Pretoria, Mirvis & Co.
• Georges Henri Ruedin, Swiss watchmaker, Bassecourt, Georges Ruedin SA.
• Adolf Scheibe, German physician, Berlin, engineer of the quartz clock.
• Albert Pellaton, Swiss watchmaker, Schaffhausen, ''Pellaton winding system for automatic watches.''

1900–2000s

• Udo Adelsberger, German physician, Königsberg. developer of the quartz clock.
• Kamiel Festraets, Flemish clockmaker, Sint-Truiden, astronomical clock of Sint-Truiden.
• Horst Landrock German clockmaker and collector, Zittau, Sammlung Landrock.
• Hans Apel, German watch and chronometer maker, Glashütte, student of Alfred Helwig.
• Fred Lip, French producer of watches and machines, Besançon, Lip.
• Walter Storz, German master watchmaker, Hornberg, founder of the Stowa clock company.
• Georg Abeler, German watchmaker, Wuppertal, founder of Wuppertaler Uhrenmuseum.
• Henry Fried, American watchmaker, New York, author.
• Hans Jendritzki, German watchmaker and author, Hamburg.
• August Spetzler, German watchmaker, Nürnberg, student of Alfred Helwig, tourbillon.
• Willy Breitling, Swiss watchmaker, Saint-Imier, President of Breitling SA
• Karl Geitz, German watchmaker, teacher, founder of the Hessian watchmaking school.
• Max Hetzel, Swiss physician, Biel, Bulova Accutron.
• Hans Lang, German watchmaker, astronomical clocks.
• George Daniels, (C. C.), English watchmaker, Master of the Worshipful Company of Clockmakers., Inventor of the coaxial escapement.
• Richard Mühe, German watchmaker, Furtwangen. president of the German Society for Timekeeping.
• Richard Daners, German watchmaker, works for Gübelin.
• Martin Burgess, (FBHI), English watchmaker and author, Sculptural Clock, Gurney Clock.
• Wolfgang Hilberg, German engineer and professor of electronics, inventor of the radio clock.
• Jürgen Abeler, German art collector, watchmaker, goldsmith and gemologist.
• Kurt Klaus, Swiss watchmaker, engineer at IWC, perpetual calendar with four digit year indication
• Roger Dubuis, Swiss watchmaker, Roger Dubuis SA.
• Derek Pratt, English watchmaker, collaboration with Urban Jürgensen SA.
• Anthony G. Randall, English watchmaker, engineer of the Double-Axis-Tourbillon.
• Reinhard Meis, German watchmaker and author.
• Svend Andersen, (AHCI), Danish watchmaker, cofounder of the (AHCI).
• Carlo Crocco, Italian watchmaker from Milan, cofounder of the Swiss-based luxury brand Hublot Watches.
• Vincent Calabrese, (AHCI), Italian watchmaker, cofounder of the (AHCI), "Golden Bridge" of Corum, Universal Genève.
• Daniel Roth, Swiss watchmaker, Daniel Roth SA.
• Edmond Capt, Swiss watchmaker, general director of Frédéric Piguet and Nouvelle Lémania, engineer Mouvement Valjoux 7750.
• Philippe Dufour, (AHCI), Swiss watchmaker.
• Paul Gerber, (AHCI), Swiss watchmaker, Zürich.
• Michel Parmigiani, Swiss watchmaker. Parmigiani.
• Jean-Pierre Musy, Swiss watchmaker, responsible for R&D at Patek Philippe.
• Ludwig Oechslin, Italian watch engineer, La Chaux-de-Fonds, former director of the International Museum of Horology.
• Russell A. Powell, American born watchmaker at Patek Philippe.
• Antoine Preziuso,, Swiss watchmaker, Patek Philippe, Antiquorum, tourbillon.
• Franck Muller, Swiss watchmaker, Genthod, Franck Muller SA.
• Christophe Claret, Swiss watchmaker, Christophe Claret SA.
• Kari Voutilainen, (AHCI), Finnish watchmaker residing in Môtiers, Switzerland.
• Beat Haldimann, (AHCI), Swiss watchmaker, double regulator, tourbillon.
• Giulio Papi, Swiss watchmaker, former Renaud & Papi SA, today Audemars Piguet.
• Thomas Prescher, (AHCI), German watchmaker, Triple-Achs-Tourbillon.
• Barry B. Kaplan, American watchmaker at KIVA Watch.
• Andreas Strehler, (AHCI), Swiss watchmaker, Pendule Sympathique, moon phase, complication (horology).
• Johnny Dang, Vietnamese American jeweler and watchmaker, based in Houston
• Konstantin Chaykin, (AHCI), Russian watchmaker, Saint Petersburg, armband- and table clocks with complication.
• Valerii Danevych, (AHCI), Ukrainian watchmaker, created first in the world wooden flying tourbillon.
• Rebecca Struthers, English watchmaker and author
• Yoshikazu Akahane, Japanese engineer, creator of Seiko's Spring Drive mechanical movement regulated by a quartz oscillator instead of a traditional escapement.
• Roberto Bertotti, Italian watchmaker, fixing most of the watches, clocks, chronometers, Pendulum clocks, etc. Workshop in Rovereto, Italy.
• Masahiro Kikuno, (AHCI), Japanese watchmaker, created the first wristwatch with a Japanese clock complication.
• Andrzej Trojanowski, independent watchmaker based in Warsaw, Poland.
• François-Paul Journe, Marseille, resonance chronometer, founder of F.P. Journe.
• Roger W. Smith, Bolton near Manchester, British independent watchmaker, founder of Roger W. Smith, LTD.