In this article, we have compiled a list of unique girl names that start with O. From charming vintage names to modern monikers, these names are sure to inspire any parent searching for something different. So whether you’re seeking an O-name based on its meaning or simply love the way it sounds, read on to discover some beautiful and distinctive choices for your baby girl’s name.
Here are Top 20 Baby Girl Names Starting With O :
- Olivia
- Ophelia
- Octavia
- Odette
- Oriana
- Orla
- Odessa
- Olena
- Oona
- Opal
- Oakley
- Ocean
- Onyx
- Orchid
- Olympia
- Odelia
- Olesia
- Orlena
- Ophira
- Odalis
Unique Baby Girl Names That Start With O
- Ozzy
- Ozzie
- Ozlynn
- Ozlem
- Ozella
- Ozari
- Ozara
- Oyku
- Oyinkansola
- Owen
- Ovidia
- Oumou
- Ottiline
- Ottilie
- Otilia
- Othella
- Othelia
- Ostara
- Osiris
- Oshun
- Osanna
- Orva
- Ornella
- Orly
- Orlina
- Orlie
- Orli
- Orlena
- Orlantha
- Orlagh
- Orla
- Oriyah
- Oriya
- Orion
- Orinthia
- Orinthea
- Orilla
- Orianthi
- Orianna
- Oriana
- Oriah
- Ori
- Oretta
- Orenthal
- Orchid
- Oralia
- Orah
- Ora
- Ophira
- Ophelie
- Ophelia
- Opal
- Oona
- Onyx
- Onorine
- Onna
- Oni
- Ondreea
- Ondrea
- Ondine
- Ondina
- Onalee
- Ona
- Omni
- Omi
- Omera
- Omelia
- Omega
- Omaria
- Omari
- Omara
- Omaira
- Olyvia
- Olympia
- Olympe
- Olwin
- Olwen
- Oluwatoyin
- Oluwadarasimi
- Ollivia
- Ollie
- Ollie
- Oliwia
- Olivya
- Olivine
- Oliviarose
- Olivianna
- Oliviana
- Oliviah
- Oliviagrace
- Olivia
- Olivet
- Oliveria
- Oliver
- Olivea
- Olive
- Oliva
- Olinia
- Olina
- Olimpe
- Oliana
- Olga
- Olette
- Olesia
- Olenna
- Olena
- Oleander
- Olathe
- Olanna
- Olani
- Olana
- Olamide
- Ola
- Oksanna
- Oksana
- Oheo
- Ohanna
- Ohana
- Ogenya
- Ofelia
- Odyssey
- Odolia
- Odilia
- Odile
- Odette
- Odesza
- Odessa
- Odella
- Odelia
- Odele
- Odalys
- Odalis
- October
- Octaviah
- Octavia
- Oceanna
- Oceania
- Oceane
- Oceana
- Ocean
- Oasis
- Oaklynne
- Oaklynn
- Oaklyn
- Oaklin
- Oaklie
- Oakley
- Oakleigh
- Oaklei
- Oaklee
- Oakland
Must Read: List of Unique Baby Girl Names Start With P
Unique Girl Names That Start With O
- Ophira
- Octavia
- Olesia
- Orlaith
- Odessa
- Ophelia
- Olivine
- Odette
- Olympia
- Onyx
- Oona
- Orlena
- Oaklyn
- Ocean
- Ovidia
- Odelia
- Opaline
- Orinthia
- Orlene
- Olyvia
- Ozara
- Oceane
- Odilyn
- Orchid
- Olesia
Unique O Girl Names With Meanings
- Odette – Meaning “wealthy” or “prosperous”
- Ophelia – Meaning “help” or “helper of humanity”
- Oriana – Meaning “dawn” or “golden”
- Orla – Meaning “golden princess”
- Odessa – Meaning “wrathful” or “long journey”
- Oona – Meaning “lamb” or “unity”
- Opal – Meaning “gemstone”
- Octavia – Meaning “eighth” or “born in the eighth month”
- Odelia – Meaning “wealthy” or “prosperous”
- Orlena – Meaning “golden”
- Olesia – Meaning “defender of mankind”
- Olwen – Meaning “white footprint”
- Odessa – Meaning “long journey” or “wrathful”
- Orchid – Meaning “beautiful flower”
- Orlaith – Meaning “golden princess” or “golden ruler”
List Of Unique Girl Names Starting With O
- Ophelia
- Odette
- Octavia
- Orla
- Odessa
- Oona
- Olivine
- Olesia
- Orlena
- Oceane
- Ovidia
- Odilyn
- Orinthia
- Odelia
- Opaline
- Olyvia
- Ozara
- Oceanne
- Ovidia
- Oria
- Orinda
- Oksana
- Ombeline
- Odalis
- Orchid
- Orenda
- Orvina
- Orlie
- Ondine
- Oriel
Trendy Girl Names That Start With O
- Olivia
- Ophelia
- Octavia
- Oakley
- Odette
- Oona
- Orchid
- Onyx
- Odelia
- Orla
- Odessa
- Orlagh
- Ocean
- Olyvia
- Olesia
- Oceana
- Ophira
- Olesia
- Olena
- Opal
- Olympia
- Oksana
- Olesia
- Oriana
- Orlina
Trendy O Girl Names With Meanings
- Olivia – Olive tree; symbol of peace
- Ophelia – Helper; serpent
- Octavia – Eighth; born in the eighth month
- Odette – Wealthy; prosperous
- Oona – Lamb
- Orchid – Beautiful flower
- Onyx – Precious black gemstone
- Odelia – Wealthy; prosperous
- Orla – Golden princess
- Odessa – Long journey; wrathful
- Oceane – Ocean; sea
- Opal – Precious gemstone with iridescent colors
- Olympia – Heavenly; from Mount Olympus
- Oksana – Praise be to God
- Olesia – Defender of the people
- Olena – Bright, shining light
- Oriana – Golden; sunrise
- Odile – Wealthy; prosperous
- Ottilie – Wealthy; prosperous
- Odalis – Wealthy; prosperous
List Of Trendy Girl Names Starting With O
- Oaklyn
- Ophira
- Orlaith
- Orielle
- Olyvia
- Odalis
- Olesia
- Oceane
- Orlena
- Ophelie
- Odalys
- Orlina
- Olympia
- Onyx
- Odessa
- Ottilie
- Oliana
- Oceanne
- Olina
- Orenda
- Oceanna
- Odette
- Orinthia
- Orla
- Ona
- Orlee
- Ozara
- Orlagh
- Orchid
- Ovidia
Also Read : Six Letter Words In English
Beautiful Girl Names With O
- Ophelia
- Olivia
- Octavia
- Odette
- Orla
- Oona
- Orchid
- Odelia
- Odessa
- Opal
- Orlagh
- Olesia
- Olympia
- Oaklyn
- Ophira
- Oceane
- Olesia
- Odalis
- Odile
- Orlena
- Olesia
- Oleta
- Odalis
- Oriana
- Ottilie
Beautiful Rare Girl Names With O
- Odessa
- Ophira
- Orlaith
- Olivette
- Ovidia
- Odette
- Orlena
- Olesia
- Olympe
- Oleta
- Osanna
- Odelette
- Oksana
- Orlinda
- Oceane
- Orsina
- Othella
- Orenda
- Orlina
- Orla
- Orabella
- Ovidia
- Orlantha
- Oleanna
- Ombeline
Beautiful Girl Names In English With O
- Olivia
- Ophelia
- Odette
- Octavia
- Orla
- Opal
- Odessa
- Oona
- Orchid
- Orlena
- Oceana
- Orlaith
- Odelia
- Olesia
- Oona
- Odalis
- Olive
- Oksana
- Ora
- Odessa
Pretty Girl Names That Start With O
- Ophelia
- Odette
- Olivia
- Octavia
- Odessa
- Orla
- Olena
- Oriana
- Opal
- Orlagh
- Olesia
- Olympia
- Oceane
- Oona
- Onyx
- Oakley
- Orlena
- Odelia
- Orchid
- Odalis
- Ovidia
- Oksana
- Orinthia
- Olina
- Orlene
Pretty O Girl Names With Meanings
- Odette – French name meaning “wealthy.”
- Ophelia – Greek name meaning “help” or “serpent.”
- Olivia – Latin name meaning “olive tree” or “peaceful.”
- Octavia – Latin name meaning “eighth” or “born in the eighth month.”
- Odessa – Greek name meaning “wrathful” or “ardent.”
- Orla – Irish name meaning “golden princess.”
- Olena – Ukrainian name meaning “bright” or “shining.”
- Oriana – Latin name meaning “golden” or “dawn.”
- Opal – English name referring to the precious gemstone.
- Orlagh – Irish name meaning “golden lady.”
- Olesia – Slavic name meaning “defender of mankind.”
- Olympia – Greek name meaning “from Mount Olympus” or “heavenly.”
- Oceane – French name meaning “ocean” or “sea.”
- Oona – Irish name meaning “lamb” or “unity.”
- Orchid – English name referring to the delicate flower.
List Of Pretty Girl Names Starting With O
- Ophelia
- Odette
- Olivia
- Octavia
- Odessa
- Orla
- Olena
- Oriana
- Opal
- Orlagh
- Olesia
- Olympia
- Oceane
- Oona
- Onyx
- Oaklyn
- Odalis
- Orchid
- Oksana
- Ovidia
- Odelia
- Odessa
- Oceanne
- Orlina
- Olesia
Read Also : List Of Noun Words In English
Popular Girl Names That Start With O
- Olivia
- Ophelia
- Odette
- Octavia
- Orla
- Opal
- Olive
- Oona
- Ophira
- Ocean
- Orchid
- Odessa
- Onyx
- Olesia
- Olympia
- Oriana
- Oakley
- Oksana
- Olyvia
- Orly
- Ozara
- Olesia
- Ottilie
- Oralee
- Odetta
Popular O Girl Names With Meanings
- Olivia – Olive tree
- Ophelia – Help, aid
- Odette – Wealthy
- Octavia – Eighth
- Orla – Golden princess
- Opal – Gemstone
- Oona – Lamb
- Ophira – Gold
- Ocean – Vast sea
- Orchid – Beautiful flower
- Odessa – Journey
- Onyx – Black gemstone
- Olympia – Heavenly
- Oriana – Golden
- Ottilie – Prosperous in battle
List Of Popular Girl Names Starting With O
- Olivia
- Ophelia
- Odette
- Octavia
- Orla
- Opal
- Olive
- Oona
- Ophira
- Ocean
- Orchid
- Odessa
- Onyx
- Olesia
- Olympia
- Oriana
- Oakley
- Oksana
- Olyvia
- Orly
- Ozara
- Olesia
- Ottilie
- Oralee
- Odetta
Cute Girl Names That Start With O
- Olivia
- Ophelia
- Odette
- Octavia
- Orla
- Opal
- Olive
- Oona
- Ophira
- Ocean
- Orchid
- Odessa
- Onyx
- Olesia
- Olympia
- Oriana
- Oaklyn
- Oksana
- Olyvia
- Orly
- Ozara
- Olesia
- Ottilie
- Oralee
- Odetta
- Olena
- Odessa
- Orlena
- Olympe
- Orlie
Cute O Girl Names With Meanings
- Olivia – Olive tree
- Ophelia – Helper, aid
- Odette – Wealthy
- Octavia – Eighth
- Orla – Golden princess
- Opal – Precious gemstone
- Olive – Symbol of peace
- Oona – Lamb
- Ophira – Gold
- Ocean – Vast sea
- Orchid – Beautiful flower
- Odessa – Journey
- Onyx – Black gemstone
- Odalis – Wealthy, prosperous
- Orly – Light, shining
List Of Cute Girl Names Starting With O
- Olivia
- Ophelia
- Odette
- Octavia
- Orla
- Opal
- Olive
- Oona
- Ophira
- Ocean
- Orchid
- Odessa
- Onyx
- Olesia
- Olympia
- Oriana
- Oakley
- Oksana
- Olyvia
- Orly
- Ozara
- Olesia
- Ottilie
- Oralee
- OdettaBottom of Form
Old-Fashioned Girl Names That Start With O
- Olive
- Opal
- Odessa
- Ophelia
- Odelia
- Odette
- Octavia
- Ora
- Odile
- Olga
- Orlena
- Oleta
- Ottilie
- Ophira
- Odalis
- Ovidia
- Ona
- Olwen
- Olena
- Odessa
Old-Fashioned O Girl Names With Meanings
- Olive – Symbol of peace and fertility
- Opal – Precious gemstone representing hope and purity
- Odessa – Place name meaning “long journey”
- Ophelia – Helper, aid
- Odelia – Wealthy, prosperous
- Odette – Wealthy
- Octavia – Eighth
- Ora – Light, gold
- Odile – Wealthy, fortunate
- Olga – Holy, blessed
- Orlena – Golden
- Oleta – Winged
- Ottilie – Prosperous in battle
- Ophira – Gold
- Odalis – Wealthy, noble
- Ovidia – Sheepherder
- Ona – Grace, favor
- Olwen – White footprint
- Olena – Torch, light
- Odessa – JourneyTop of Form
List Of Old-Fashioned Girl Names Starting With O
- Olive
- Opal
- Odessa
- Ophelia
- Odelia
- Odette
- Octavia
- Ora
- Odile
- Olga
- Orlena
- Oleta
- Ottilie
- Ophira
- Odalis
- Ovidia
- Ona
- Olwen
- Olena
- Odalis
- Ophra
- Orsa
- Odelina
- Odessa
- Ovidia
- Othelia
- Orinda
- Orma
- Odile
- OriaBottom of Form
Cool Baby Girl Names That Start With O
- Oakley
- Ophelia
- Onyx
- Oriana
- Octavia
- Odessa
- Orla
- Oona
- Opal
- Ocean
- Odyssey
- Orchid
- Olympia
- Odette
- Orlena
- Ovidia
- Ozara
- Olesia
- Ona
- Oksana
- Orly
- Orlaith
- Oceana
- Orchidée
- OrleneBottom of Form
Resources Related To O Girl Names
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Powerful Girl Names That Start With O
- Octavia
- Ophelia
- Odessa
- Olympia
- Odette
- Onyx
- Orla
- Oriana
- Oksana
- Oona
- Odessa
- Ophira
- Ona
- Odalis
- Ovidia
- Orinda
- Olwen
- Orlena
- Orelia
- Odile
- Odele
- Olesia
- Orchid
- Oleta
- Opal
Indian Baby Girl Names Starting With O
- Ojaswini – Lustrous
- Omisha – Goddess of birth and death
- Oviya – Artist
- Ojasvi – Bright, radiant
- Oorja – Energy, power
- Oviyah – Artist
- Ojaswita – Full of brightness
- Oeshi – Divine, auspicious
- Oorvi – Earth
- Ovi – Sacred text, poem
- Omika – Goddess Durga
- Ojaswita – Radiant, bright
- Oviyanshi – Beautiful like an artist
- Omisha – Goddess Parvati
- Oeshika – One who brings happiness
- Ojal – Splendid
- Ojasvi – Energetic, bright
- Oorja – Strength, power
- Oishi – Divine, unique
- Omisha – Sacred, pure
- Oviya – Beautiful artwork
- Ojas – Aura, strength
- Oorvi – Universal
- Omkareshwari – Goddess Parvati
- Ovi – Sacred poem