Boy names starting with O – origin, meaning & statistics 2022 74 beautiful and unique male baby names from Oakley to Ozzy

Here you'll find the 74 best baby boy names that start with the letter O – modern, unique or classic, and from all over the world. Click on a name to see its origin, meaning, pronunciation, variants and statistical popularity.

Apart from masculine given names with O we also have girl names that start with O and unisex names that start with O. Check out all names beginning with O. Do have a look at all our male names, female names and gender-neutral names from A to Z. Or simply view all our names in the list first names.

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Boy names with O

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Boy names with O

  • Oakley means "oak clearing" ...
  • Obi means "heart" in Igbo ...
  • Ocean means "ocean" ...
  • Oberon means "powerful elf" or "ruler of the elves" ...
  • Ocke means "ancestor" and "rich", "prosperous" or "wealthy" ...
  • Octavian means "eighth", "born in the eighth month" or "born eighth" ...
  • Octavius means "eighth", "born in the eighth month" or "born eighth" ...
  • Odin means "furious", "eager" and "mad", but as well "song", "poetry" or "inspiration" ...
  • Odinn means "furious", "eager" and "mad", but as well "song", "poetry" or "inspiration" ...
  • Odo means "property", "inheritance" and "richness" ...
  • Odis means "rich", "prosperous" or "wealthy" ...
  • Odysseus means "wrathful" and "hateful" ...
  • Oisin means "little deer" ...
  • Oihan: The name Oihan means "forest" in Basque ...
  • Oisín "little deer" ...
  • Oke means "ancestor"s descendant" and "God"s spear" or "deer friend" ...
  • Oki means "ocean centered" in Japanese ...
  • Okko means "rich inheriting person" ...
  • Okke means "rich", "prosperous" or "wealthy" ...
  • Oktavian means "eighth", "born in the eighth month" or "born eighth" ...
  • Ola: The masculine and feminine name Ola means "ancestor"s descendant" ...
  • Olaf means "ancestor"s descendant" ...
  • Olav means "ancestor"s descendant" ...
  • Ole means "ancestor"s descendant" and "rich powerful heritage" ...
  • Oleg means "blessed" or "holy" and "healthy" ...
  • Olek means "defending men", "defender of men", "defender of the people" or "protector of men" ...
  • Olf means "wolf" ...
  • Oli means "olive", "olive tree planter" and "peaceful" for girls and "ancestor"s descendant", "warlike elf" or "olive tree" for boys ...
  • Olin means "ancestor"s descendant" ...
  • Oliver means "olive tree", "olive" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Oliviero means "olive tree", "olive" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Oliverio means "olive tree", "olive" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Olivér means "olive tree", "olive" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Olli means "olive", "olive tree planter" and "peaceful" for girls and "ancestor"s descendant", "warlike elf" or "olive tree" for boys ...
  • Olle means "ancestor"s descendant" ...
  • Ollie means "olive", "olive tree planter" and "peaceful" for girls and "ancestor"s descendant", "warlike elf" or "olive tree" for boys ...
  • Olly means "olive", "olive tree planter" and "peaceful" for girls and "ancestor"s descendant", "warlike elf" or "olive tree" for boys ...
  • Olufemi means "God loves me" ...
  • Olivier means "olive tree" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Olliver means "olive tree" or "olive tree planter", "ancestor"s descendant" or "warlike elf" ...
  • Ommo means "wealth", "fortune" and "famous" ...
  • Omar means "speaker" and "long living" or "flourishing" ...
  • Ondrej means "manly", "masculine" and "brave" ...
  • Onno: Onne means "to induldge" ...
  • Onyx means "onyx" and "gem stone" ...
  • Onni means "lucky", "luck" or "happiness" ...
  • Orell means "gilded", "golden", "made of gold" ...
  • Oren means "pine tree" ...
  • Omid means "hope" ...
  • Orest means "of the mountains" or "stands on a mountain" ...
  • Oriole means "golden" ...
  • Orion: The meaning of the name Orion is unsure ...
  • Orlando means "famous and brave" or "famous throughout the land" and "from the famous land" ...
  • Orson means "bear", "little bear" or "bear cub" ...
  • Osborn means "divine bear" ...
  • Osborne means "divine bear" ...
  • Oscar means "God"s spear" ...
  • Osbourne means "divine bear" ...
  • Oskar means "God"s spear" ...
  • Osman means "baby bustard", but as well "wise", "intuitive" or "most powerful" ...
  • Osvaldo means "God rules" or "God"s power" ...
  • Osgar means "God"s spear" ...
  • Oswald means "God rules" or "God"s power" ...
  • Otis means "rich", "prosperous" or "wealthy" ...
  • Ottar: The name Ottar derived from Old Norse "ótti" meaning "fear", "terror", "dread" and "arr" meaning "warrior", "army" or "geirr" meaning "spear" ...
  • Ottfried derived from the Old High German words "ot" meaning "property", "wealth" or "fortune" and "fridu" meaning "peace" or "protection" ...
  • Otto means "rich", "prosperous" or "wealthy" ...
  • Owain means "youth" and "young warrior" and "well born" ...
  • Owe means "heritage" or "inheritance", "edge of a sword" or "terror" and also "active" or "at work" ...
  • Ove means "heritage" or "inheritance", "edge of a sword" or "terror" and also "active" or "at work" ...
  • Owen means "well born", "youth" and "young warrior", "born from the yew tree" and "lamb" ...
  • Owenn means "well born", "youth" and "young warrior", "born from the yew tree" and "lamb" ...
  • Ozzy means "God"s spear" and "deer friend", "God rules" or "God"s power", "baby bustard" and "divine bear" ...
  • Ozzie means "God"s spear" and "deer friend", "God rules" or "God"s power", "baby bustard" and "divine bear" ...

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