Nicolaus

Nicolaus is a masculine given name. It is a Latin, Greek and German form of Nicholas. Nicolaus may refer to:
In science:

Nicolaus Copernicus, a Polish astronomer who provided the first modern formulation of a heliocentric theory of the Solar System
Nicolaus Otto, a German engineer

In mathematics:

Nicolaus I Bernoulli, a Swiss mathematician
Nicolaus II Bernoulli, a Swiss mathematician
Nicolaus Rohlfs, an 18th-century German mathematics teacher who wrote astronomical calendars

In literature:

Nicolaus Becker, a German lawyer and writer, the author of the Rheinlied
Nicolaus of Damascus, a Greek historical and philosophical writer who lived in the Augustan age

In music:

Nicolaus Bruhns, a German composer
Nicolaus Zacharie, an Italian composer of the early Renaissance

In Christianity:

Nicolaus Ludwig Zinzendorf, a German religious and social reformer and bishop of the Moravian Church
Nicolaus Taurellus, a German philosopher and theologian
Nicolaus of Antioch, one of the seven deacons listed in The Acts of the Apostles, Chapter 6, Verse 5

In other fields:

Nicolaus Delius, a German philologist
Other uses
Nicolaus, California, a small town in the United States
Nicolaus , a genus of leafhoppers