Name	Meaning	Gender	Origin	Similar
Oaghavanth	King	Male	Indian	-
Oakden	From the oak tree valley.	Male	English	-
Oakes	from the oak-tree grove	Male	English	-
Oakley	from the oak meadow	Male	Old-English	-
Oakley	From the oak - tree meadow.	Male	English	-
Oasis	Desert	Male	Indian	-
Oates	Variant of Odo: Wealth.	Male	German	-
Oba	King.	Male	Egyptian	-
Obadiah	servant of God	Male	Hebrew	Obed, Obie, Obe
Obaid	Small Slave	Male	Arabic	-
Obaid	Little servant.	Male	Afghan	-
Obaid	Small Slave	Male	Muslim	-
Obaidullah	Little servant of God.	Male	Afghan	-
Obalesh	Lord Shiva	Male	Bengali	-
Obalesh	Lord Shiva	Male	Indian	-
Obaleshwar	Shiva	Male	Indian	-
Obasi	In honor of the supreme God	Male	African	-

Obataiye	King of the world	Male	African	-
Obayana	The king warms himself at the fire	Male	African	-
Obediah	Serves God	Male	Hebrew	-
Obelix	pillar of strength	Male	Greek	Obelius
Oberon	In A Midsummer Night's Dream, Shakespeare altered the spelling to Auberon, king of the fairies, to Oberon.	Male	English	-
Oberon	Noble and bear-like. In a Midsummer Night's Dream, Shakespeare altered the spelling of Auberon (King of the fairies) to Oberon.	Male	German	-
Oberon	'A Midsummer Night's Dream' King of the Fairies.	Male	Shakespearean	-
Obi	Heart	Male	African	-
Obiajulu	the heart is consoled	Male	African	-
Obiareus	A Titan.	Male	Greek	-
Obike	A strong household	Male	African	-
Occhar	N/A	Male	Indian	-
Occhav	N/A	Male	Indian	-
Oceanus	Father of the Oceanids.	Male	Greek	-
Ocelfa	From the high plain.	Male	English	-
Ochaar	N/A	Male	Indian	-

Ochen	one of the twins	Male	Ugandan	-
Ocnus	Incompetent.	Male	Greek	-
Octave	Born eighth.	Male	French	-
Octavian, Octavo	the eighth	Male	Filipino	-
Octavius	eighth child	Male	Latin	Octavus, Octavio, Octavian, Tavie, Tavy, Oktávián
Octavius	'Antony and Cleopatra'. Octavius Caesar, Roman triumvir. 'The Tragedy of Julius Caesar' Triumvir after Caesar's death, later Augustus Caesar, first emperor of Rome.	Male	Shakespearean	-
Octe	A son of Hengist.	Male	Anglo	-
Octha	Wealthy.	Male	Anglo	-
Octha	Enemy of Arthur.	Male	Arthurian-Legend	-
Ocumwhowurst	Yellow wolf (Cheyenne).	Male	Native-American	-
Ocunnowhurst	Yellow wolf (Cheyenne).	Male	Native-American	-
Ocvran	Father of Guinevere.	Male	Arthurian-Legend	-
Odön	keeper of the fief	Male	Hungarian	Ödön
Odaka	N/A	Male	Indian	-
Odakota	Friend (Sioux).	Male	Native-American	-
Odale	Of the valley.	Male	English	-

Odam	Son in law.	Male	English	-
Odan	Cloud; Grain Cooked with Milk	Male	Indian	-
Odaniya	N/A	Male	Indian	-
Odanodan	Of the red earth	Male	Irish	-
Odayle	Of the valley.	Male	English	-
Odbart	Wealthy.	Male	German	-
Odd	Point.	Male	Norse	-
Oddie	Variant of Odo: Wealth.	Male	German	-
Oddleif	Point descendant.	Male	Norse	-
Oddvar	the spear's point	Male	Norse	-
Ode	Rich.	Male	Teutonic	-
Oded	Encourages	Male	Hebrew	-
Odel	Wealthy.	Male	Anglo	-
Odell	little wealthy one; ode; otter	Male	Old-German, Greek, Danish	Ode, Odie, Odis
Odell	Wealthy defender.	Male	Anglo	-