Boys Names by Letter • Meanings and Origins
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• View O Names for Boys as a List
Obadias
The name Obadias means “servant of God” and is of Hebrew origin.
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Octavian
The name Octavian means “eighth” and is of English origin.
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Odakota
The name Odakota means “friend, friendly” and is of Native American origin.
Oded
The name Oded means “upholder, encourager” and is of Hebrew origin.
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Odin
Odin is a mythology name of Scandinavian origin.
Odion
The name Odion means “born of twins” and is of Egyptian African origin.
Odon
The name Odon means “prosperous protector” and is of Hungarian origin.
Odysseus
The name Odysseus means “wrathful” and is of Greek origin.
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Oisín
The name Oisín (Ush-een) means “little deer” and is of Gaelic and Irish origin.
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Olaf
The name Olaf means “ancestor’s descendant” and is of Norse origin.
Olander
The name Olander means “from the island of Öland” and is of Swedish origin.
Olavo
The name Olavo means “ancestor’s descendant” and is of Portuguese origin.
Olek
The name Olek means “defending men” and is of Polish origin.
Olin
The name Olin means “to inherit” and is of Swedish origin.
Oliver
The name Oliver means “olive tree” and is of Latin origin.
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Olivier
The name Olivier means “olive tree” and is of French origin.
Olrik
The name Olrik means “the power of richness” and is of Norse origin.
Olsen
The name Olsen means “Olaf’s son” and is of Scandinavian origin.
Olvir
The name Olvir means “affectionate” and is of Norse origin.
Olysseus
The name Olysseus means “wrathful” and is of Greek origin.
Omari
The name Omari means “God is exalted” and is of Swahili African and Arabic origin.
Ömer
The name Ömer means “populous, flourishing and life” and is of Turkish origin.
Omid
The name Omid means “hope” and is of Persian origin.
Omri
The name Omri means “sheaf of grain” and is of Hebrew origin.
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Onek
The name Onek means “wealthy” and is of Polish origin.
Orban
The name Orban means “city dweller or from the city” and is of Hungarian origin.
Orell
The name Orell means “eagle” and is of Russian origin.
Oren
The name Oren means “pine tree” and is of Hebrew origin.
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Orhan
The name Orhan means “great leader” and is of Turkish origin.
Orion
The name Orion means “hunter” and is of Greek origin.
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Orlando
The name Orlando means “glorious land” and is of Italian origin.
Orson
The name Orson means “bear-cub” and is of French origin.
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Orville
The name Orville means “gold town” and is of French origin.
Osbern
The name Osbern means “god bear” and is of Anglo-Saxon origin.
Oscar
The name Oscar means “friend of deer; spear of God” and is of Gaelic, Irish, English and Norse origin.
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Osian
The name Osian means “little dear” and is of Irish and Welsh origin.
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Osiris
The name Osiris means “with strong eyesight” and is of Egyptian origin.
Oskar
The name Oskar means “God spear” or “deer lover” and is of German origin.
Oslo
The name Oslo is a place name of Norwegian origin.
Oson
The name Oson means “summer” and is of Nigerian origin.
Osric
The name Osric means “god and rich, powerful” and is of Anglo-Saxon origin.
Ossian
The name Ossian means “stag” and is of Scottish origin.
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Osten
The name Osten means “happy” and is of Norse origin.
Oswald
The name Oswald means “divine ruler” and is of English Anglo-Saxon origin.
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Othieno
The name Othieno means “born at night” and is of Luo African origin.
Otis
The name Otis means “wealthy” and is of German origin.
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Otto
The name Otto means “wealth, prosperity” and is of German origin.
Ouray
The name Ouray means “arrow” and is of Native American origin.
Ovden
The name Ovden means “furious, poetry” and is of Norse origin.
Ove
The name Ove means “blade or terror” and is of Danish origin.
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Owain
The name Owain means “youth” and is of Welsh origin.
Owen
The name Owen means “young warrior; well-born” and is of Welsh origin.
Ozan
The name Ozan means “poet-singer” and is of Turkish origin.
Ozhan
The name Ozhan means “thrower” and is of Persian origin.
Ozias
The name Ozias means “salvation” and is of Greek origin.
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