Osman Bey

Osman Bey may refer to:


 * Osman I, Ottoman Bey (c. 1254–1323)
 * Tanburi Büyük Osman Bey (1816–1885), Ottoman composer
 * Osman Hamdi Bey (1842–1910), Ottoman statesman
 * Qara Osman ( 1378–1435), Oghuz Turkic leader
 * Topal Osman (1883–1923), Turkish militia leader
 * Osman Bey ( 1737), Ottoman Bosnian commander
 * Osman Adil Bey, mayor of Thessaloniki (1908)
 * Osman Bey, name taken by English writer and army officer Frederick van Millingen while in Ottoman service
 * Osman Bey (fictional character), the main protagonist of Turkish series Kuruluş: Osman