Names starting with O
19 names — 9 girls', 10 boys'.
Rarest O names
The least common picks on this page.
Ultra Rare
Ojasvi
oh-JUS-vee
Full of vigour, radiant with strength
Sanskrit94% rare
Ultra RareOttoline
OTT-oh-leen
Prosperous — a diminutive of Ottilie
Germanic, via French93% rare
Ultra RareOjas
OH-jus
Vital energy, bodily lustre in Ayurveda
Sanskrit92% rare
Ultra RareOviya
OH-vee-yaa
Painting or artwork, a beautiful drawing
Tamil92% rare
Girl names with O
RareRare
Octavia
ok-TAY-vee-ah
Eighth
Latin70% rare
Very PopularOlivia
oh-LIV-ee-uh
Olive tree, symbol of peace
Latin3% rare
Very RareOona
OO-nah
Lamb
Irish (Gaelic)86% rare
UncommonOpal
OH-pul
Jewel — from upala, precious stone
Sanskrit, via Latin49% rare
Ophelia
oh-FEE-lee-ah
Help, aid
Greek59% rare
Ultra RareOttilie
oh-TILL-ee
Prosperous in battle
Germanic91% rare
Boy names with O
Very PopularRare
Oliver
OL-ih-ver
Olive tree, symbol of peace
Latin3% rare
Very RareOm
OHM
The primordial sound and sacred syllable
Sanskrit78% rare
Very RareOmkar
OHM-kar
The sacred syllable Om made manifest
Marathi87% rare
Ultra RareOmprakash
om-pruh-KAASH
The light of the sacred syllable Om
Sanskrit91% rare
Orion
oh-RY-un
Rising in the sky, hunter
Greek56% rare
Very RareOrson
OR-sun
Bear cub
Norman French82% rare
PopularOscar
OS-ker
Deer friend, champion warrior
Irish (Gaelic)30% rare
UncommonOtis
OH-tis
Wealthy, prosperous
Old German55% rare
PopularOwen
OH-en
Well-born, noble youth
Welsh18% rare