Boys Names Starting with O
Looking for boys names that start with O? From classics to modern picks, explore our curated collection of O-names with meanings, origins, and popularity rankings.📍 Prioritized for United StatesNames popular in your region appear first
Popular O-Names for Boys
Unique O-Names
Omar
Flourishing; eloquent.
Orion
Rising in the sky.
Ocean
Sea; vast water.
Ocean
Great sea.
Oisín
Little deer.
Oceanus
Ocean.
Octavius
Eighth.
Odin
God of wisdom.
Odysseus
Wrathful.
Oisín
Little deer.
Oiva
Wonderful.
Olaf
Ancestor's relic.
Oliver
Olive tree.
Olivier
Olive tree.
Olivier
Olive tree.
Omar
Flourishing.
Onni
Happiness.
Órán
Green.
Orion
Hunter constellation.
Orpheus
Darkness of night.