Octavius [emperor Augustus]. [112]

Okhos, [31]. dyn. [111]

Omar, caliph. [94]

Omboo [Ombos]. [129]

Ombos. [29] [86] [129] [137] [146]

On [Heliopolis]. [123]

Onnos, [5]. dyn. [109]

Orontes, river in Syria. [36] [137] [147]

Osarkon I., [22]. dyn. [38] [71] [72] [75] [76] [77] [78] [96] [110] [128] [138] [175] [185]

Osarkon II., [22]. dyn. [110]