Girls names that begin with the letter 'O'?

All I can think of is [name]Olive[/name], [name]Olivia[/name], [name]Odette[/name],and [name]Ophelia[/name]. Any other ‘O’ names?

[name]Olympia[/name] is one that I adore. [name]Ottilie[/name], Otessa, [name]Odessa[/name], [name]Odelia[/name], [name]Opal[/name], [name]Oceane[/name] / [name]Oceana[/name], [name]Octavia[/name], [name]Olga[/name], Oliviette, [name]Ora[/name], [name]Orabela[/name], and [name]Oksana[/name]!

[name]Oleanna[/name] and Ovidia are favourites of mine, I also adore [name]Olympia[/name], [name]Odessa[/name], [name]Opal[/name], [name]Oceana[/name] and [name]Octavia[/name] mentioned by pp, and [name]Ophelia[/name], [name]Olive[/name] and [name]Odette[/name] from your list.
Oenone is also a favourite, pronounced ee-NO-nee so you could argue it’s not an O name :slight_smile:
[name]Olivine[/name], Ombeline, [name]Ottavia[/name], [name]Ondine[/name], Oihana, [name]Olwen[/name], [name]Opaline[/name], [name]Oriane[/name]/[name]Oriana[/name], Ostara, Ourisia and [name]Ottilia[/name] are also lovely.
GP’s are Owl, Orchard (unisex), Omorose (o-mo-[name]RO[/name]-seh) and Olallie.

[name]Odilia[/name], [name]Olea[/name]/Oleander, Ollalie, [name]Orabel[/name], [name]Oretta[/name], Orithyia, and Orthia

[name]Olea[/name]
Othelia
[name]Ottoline[/name]
[name]Orelia[/name]
[name]Orabella[/name]
[name]Odessa[/name]
[name]Oria[/name]/[name]Orya[/name]
[name]Obelia[/name]
[name]October[/name]
Oklahoma
[name]Oline[/name]/[name]Olina[/name]
[name]Olympe[/name]/[name]Olympia[/name]
[name]Ophelie[/name]
[name]Ona[/name]
Olencia
[name]Oliva[/name]
[name]Onyx[/name]
[name]Olinda[/name]
[name]Olesia[/name]
[name]Orlena[/name]

[name]Ocean[/name]/[name]Oceane[/name]
[name]Odetta[/name]
[name]Odelia[/name]
[name]Odessa[/name]
[name]October[/name]
[name]Odele[/name]
[name]Opal[/name]
[name]Oneida[/name]
[name]Orella[/name]
Orianthe
[name]Octavia[/name]
[name]Orlena[/name]
[name]Oriana[/name]
Orana
[name]Orabella[/name]
[name]Ottilie[/name]
[name]Ottilia[/name]
[name]Owena[/name]
[name]Ottoline[/name]
[name]Olinda[/name]
Omana

Oana, [name]Ocean[/name], [name]Octavia[/name], [name]Oda[/name], [name]Odalys[/name], [name]Odelia[/name], [name]Odessa[/name], [name]Odetta[/name], [name]Odilia[/name], Odtsetseg, Oeone, Ognena, Oighrig, Oihana, [name]Oksana[/name], [name]Olalla[/name], Olamide, Olayinka, Oleksandrea, [name]Olena[/name], [name]Olga[/name], [name]Oliva[/name], [name]Olive[/name], Olivera, [name]Olivette[/name], [name]Olivia[/name], [name]Oluchi[/name], [name]Olwen[/name], [name]Olwin[/name], [name]Olwyn[/name], [name]Olya[/name], [name]Olympia[/name], [name]Omega[/name], Omid, Omolara, [name]Onora[/name], Onyeka, [name]Opal[/name], [name]Ophelia[/name], [name]Ora[/name], [name]Orabella[/name], [name]Oralee[/name], [name]Oria[/name], [name]Oriana[/name], [name]Orinda[/name], [name]Orinthia[/name], [name]Orla[/name], [name]Orlaith[/name], [name]Orlanda[/name], [name]Orly[/name], Ornella, Orsina, [name]Orsola[/name], [name]Orvokki[/name], [name]Osanna[/name], [name]Ouida[/name], [name]Ourania[/name], [name]Owena[/name], Oxana.

Why not just check out the nameberry list?