Namesakes
Islamic Caliphs:
2 caliphs
Caliph Osman II 1618-1622 Ottoman 
Caliph Osman III 1754-1757 Ottoman
Notable Artists:
1 painter
Osman Hamdi Bey 1842-1910
Notable Athletes:
1 soccer
(soccer) Osman Chávez 1984-
Ottoman Sultans:
2 sultans, 1 bey
Bey Osman I 1281-1326
Sultan Osman II 1618-1622
Sultan Osman III 1754-1757