Prince Louis
Prince Louis may refer to:
French princes
Princes of Condé
- Louis, Prince of Condé (1530–1569), prominent Huguenot leader and general, the founder of the House of Condé
- Louis, Grand Condé, French general
- Louis, Prince of Condé (1668–1710) prince du sang at the French court of Louis XIV
- Louis Joseph, Prince of Condé, Prince du sang
- Louis Henri, Prince of Condé, brother-in-law of Philippe Égalité
- Louis Henri, Duke of Bourbon, prime minister to his kinsman Louis XV
Princes of Conti
- François Louis, Prince of Conti, Prince de Conti
- Louis Armand I, Prince of Conti, son-in-law of Louis XIV
- Louis Armand II, Prince of Conti, Prince of Conti
- Louis François, Prince of Conti, French nobleman
- Louis François Joseph, Prince of Conti, last Prince of Conti
Others
- Prince Louis, Duke of Nemours, son of King Louis Philippe I
- Louis, Prince Napoléon, Head of the House of Bonaparte from 1926 to 1997
Others
German princes
- Louis I, Prince of Anhalt-Köthen, Prince of Anhalt from 1586 to 1603
- Prince Louis of Battenberg, later titled Marquess of Milford Haven, British naval officer and German prince
- Prince Louis of Battenberg, later Louis Mountbatten, 1st Earl Mountbatten of Burma, British naval officer and last Viceroy of India
Italian princes
- Prince Louis, Count of Aquila, member of the House of Bourbon-Two Sicilies
- Prince Louis, Count of Trani, son of Ferdinand II of the Two Sicilies
Monégasque princes
- Louis I, Prince of Monaco, Prince of Monaco from 1662 to 1701
- Louis II, Prince of Monaco, Prince of Monaco from 1922 to 1949