Osarkon III., [23]. dyn. [110]
Osiris, god. [61] [87] [88] [92] [94] [97] [98] [100] [105] [125] [126] [138] [146] [150] [156]
Osorkhon I. and II., [22]. dyn. [110]
Osorkhon III., [23]. dyn. [110]
Osymandyas [Ramses II.]. [132]
Otho, Roman emperor. [111]
Padan-aram [Mesopotamia]. [133]