Uthman ibn Affan   (m)   580-656  
Islamic Caliphs   644-656   Rashidun
Osman I   (a.k.a. Uthman)   (m)   1258-1326  
Ottoman Sultans   1281-1326
Osman II   (a.k.a. Uthman)   (m)   1604-1622  
Islamic Caliphs   1618-1622   Ottoman
Ottoman Sultans   1618-1622
Osman III   (a.k.a. Uthman)   (m)   1699-1757  
Islamic Caliphs   1754-1757   Ottoman
Ottoman Sultans   1754-1757