Oakes Middle English The dweller by the Oak trees.
Oakley Middle English One who lives at the Oak tree meadow.
Obadiah Hebrew The servant of God.
Obelix Greek pillar of strength
Oberon A character in William Shakespeare's A Midsummer Night's Dream.
Obert Teutonic Wealthy and bright.
Obiajulu African the heart is consoled
Ochen Ugandan one of the twins
Octavius Latin The eighth born.
Oddvar Norse the spear?s point
Odell Old Norse Wealthy.
Odern Aboriginal By the sea.
Odil French rich
Odin Old Norse The Scandinavian God of war.
Odion Nigerian first of twins
Odolf Teutonic A noble wolf.
Odon Hungarian wealthy protector
Odysseus Greek full of wrath
Ogden Old English From the valley of Oak trees.
Ogilvie Celtic From the high hill.
Ogilvy Old Scottish from the high peak
Oglesby Old English Awe-inspiring.
Oguz Hungarian arrow
Okan Turkish
Okely Middle English One who lives at the Oak tree meadow.
Okko Finnish From the name Oscar.
Olaf Old Norse/Scandinavian Ancestor.
Olcay Turkish
Oldrich Czech one with riches and power
Oleg Russian The name of an early prince of Kiev.
Oleos Spanish holy oil used in church
Olier Breton
Olin Old English holly
Oliver Latin An Olive tree or branch. A symbol of peace.
Olivier From Shakespeare's play As You Like It.
Ollie An Olive tree or branch. A symbol of peace.
Omar Arabic First born son.
Omarjeet Hindu
Ompoly Hungarian Ampleumian
Ond Hungarian tenth child
Onslow Old English The hill of the zealous one.
Onur Turkish
Ora Latin/Polynesian Latin: Light, golden. Polynesian: Life. A boy or girl's name.
Orad Aboriginal Earth.
Oram Old English From the enclosure by the riverbank.
Oran Irish Gaelic Pale-skinned.
Orazio Italian From a Roman family name.
Orban Hungarian A city dweller.
Ordway Old English The spear fighter.
Orelious Orelius
Oren Hebrew A tree. Also see Oran.
Orestes Greek A man of the mountain. A hero of Greek mythology.
Orfeo Italian A name from ancient mythology.
Orford Old English A dweller at the ford.
Orion Greek The son of light. The name of a constellation.
Orlan Old English From the pointed land. A boy or girl's name.
Orlando Italian Italian form of Roland. Famed throughout the land. The name of Shakespeare's hero in As You Like It.
Orman Old English spearman
Ormond Old English A spearman.
Ormos Hungarian like a cliff
Oroiti Polynesian The slow-footed one.
Orpheus Greek A name from ancient mythology.
Orran Irish Gaelic Pale-skinned.
Orren Irish Gaelic Pale-skinned.
Orrin Irish Gaelic Pale-skinned.
Orsen Old French from Latin A little bear.
Orsino A little bear.
Orson Old French from Latin A little bear.
Orton Old English From the farm by the river.
Orville Old French Golden city.
Orvin Old English A spear friend.
Osaze Hebrew favoured by God
Osbert Old English Divinely bright or famous.
Osborn Old English A divine warrior.
Osborne Hebrew soldier of God
Oscar Old English A divine spearman.
Osgood Old Norse A pagan god.
Osip Russian God shall add.
Oskar German A divine spearman.
Oskari Finnish A divine spearman.
Osman Arabic An Ottoman Turk, or a servant of God.
Osmar Old English Divinely glorious.
Osmond Old English A divine protector.
Osric Old English A divine ruler.
Ossian Latin fawn
Oswald Old English Divinely powerful.
Oswin Old English A friend of God, or a divine friend.
Oszlar Hungarian
Otello Italian Italian forms of Otto. Rich, prosperous.
Othello Italian Prosperous.
Otis Greek Keen of hearing.
Ottavio Italian The eighth born.
Otto Teutonic Rich, prosperous.
Otway Teutonic Fortunate in battle.
Ove Scandinavian A well-known Scandinavian name.
Ovid Latin lamb
Owen Welsh Well-born. Also a Welsh form of John (see Evan).
Oxford Old English From the ford of the oxen. An English university city.
Oxton Old English From the ox enclosure.
Oz Hebrew strength
Ozan Turkish
Ozaner Turkish
Ozias Old English From the ox enclosure.
Ozor Hungarian name of an ethnic group
Ozsvot Hungarian deity, might

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