Girls' Names
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| Name (Pronunciation) | Origin | Meaning |
| Oba | Unknown | River goddess |
| Obedience | English | To obey |
| Obelia | Greek | Pillar of strength |
| Ocean
(also Oceana) |
English | Large body of water |
| Octavia
(also Ottavia) |
Latin | Eighth |
| Odele | see Odelia | |
| Odelette | French | Little song |
| Odelia
(also Odele) |
Teutonic | Wealthy |
| Odera | Hebrew | Plough |
| Odessa | Greek (from Odysseus) | To hate |
| Odetta/Odette | see Odila | |
| Odharnait | Gaelic | see Orna |
| Odila
(also Odetta, Odette, Odile, Ottila, Ottilie, Ottoline) |
Teutonic | Wealth |
| Odina | Native American | Mountain |
| Ofra | see Ophrah | |
| Ohanna | Armenian | God's gracious gift |
| Oholibamah | Hebrew | Unknown |
| Oighrig | Gaelic | New speckled one |
| Okelani | Hawaiian | From heaven |
| Oki | Japanese | Middle of the ocean |
| Oksana
(also Oxana) |
Russian (from Xenia) | Hospitable |
| Ola | Old Norse | Ancestor's descendant |
| Olalla | Spanish (from Eulalia) | Well spoken |
| Olathe | Native American | Beautiful |
| Olena | Ukrainian (from Helen) | Torch |
| Olesia | Polish (from Alexandra) | Protector of mankind |
| Oletha | Scandinavian | Nimble |
| Olethea | Latin | Truth |
| Olga
(also Olya) |
Russian (from Helga) | Prosperous |
| Oliana | Hawaiian | Oleander |
| Olinda | Germanic | Protector of property |
| Olive
(also Olivette, Olivia, Ollie) |
Latin | Olive tree |
| Olwen
(also Olwin, Olwyn) |
Welsh | White footprint |
| Olya | see Olga | |
| Olympia
(also Olympe) |
Greek | Home of the gods |
| Oma | Slavic | Graceful one |
| Omolara | African | Born at the right time |
| Ona | Lithuanian (from Anna) | Gracious |
| Ondette | Asian | Follow your dreams |
| Oneida
(also Onida) |
Native American | Standing rock |
| Onella | Greek | Light |
| Oni | African | Prayed for |
| Onida | see Oneida | |
| Onora | Gaelic (from Honoria) | Honour |
| Oona
(also Oonagh, Ownah) |
Latin (from Una) | One |
| Opa | Native American | Owl |
| Opal
(also Opaline) |
Latin | Jewel |
| Ophelia | Greek | Help |
| Ophrah
(also Ofra, Ophira, Oprah) |
Hebrew | Fawn |
| Ora | Latin | To pray |
| Orabela | Esperanto | Golden beautiful |
| Oralie
(also Oralee) |
Unknown | Golden |
| Orela | Latin | Announcement from the gods |
| Orenda | Native American | Magic power |
| Orfhlaith | see Orlaith | |
| Oria | Greek | From the Orient |
| Oriana | Spanish | see Orlena |
| Oriane/Orianna | see Orlena | |
| Oribel | Unknown | Golden beauty |
| Oriel | see Orlena | |
| Orinda | see Orintha | |
| Orino | Japanese | Workman's meadow |
| Orintha
(als Orinda) |
Greek | To excite |
| Orinthia | Gaelic | see Orna |
| Oriole | Latin | Fair haired |
| Orlaith
(also Orfhlaith, Orla, Orlagh) |
Gaelic | Golden lady |
| Orlantha | Unknown (from Roland) | Famous land |
| Orlena
(also Oriana, Oriane, Orianna, Oriel,Orleans) |
Latin | Golden |
| Orli
(also Orlee, Orly) |
Hebrew | The light is mine |
| Orma | African | Free men |
| Ormonda | Gaelic | Descendant of the red one |
| Orna
(also Odharnait, Orinthia, Ornait) |
Gaelic | Grey brown |
| Ornella | Italian | Flowering ash tree |
| Orpah
(also Orpa, Orpha) |
Hebrew | Rain cloud |
| Orquidea | Spanish | Orchid |
| Orsa | see Orsolya | |
| Orsina | Italian (from Urs) | Bear |
| Orsolya
(also Orsa) |
Hungarian (from Ursula) | Little bear |
| Orva | Anglo Saxon | Courageous friend |
| Orzsebet | Hungarian (from Elizabeth) | Oath of God |
| Osanne
(also Osanna, Ozanne) |
French (from Hosanna) | God saves |
| Ossia
(also Osnait, Ossnat) |
Unknown | Little deer |
| Ottavia | Italian | see Octavia |
| Ottila/Ottilie/Ottoline | see Odila | |
| Ouida | French (from Louise) | Famous warrior |
| Ouray | Unknown | Arrow's shot |
| Ourania | Greek (from Urania) | Heavenly |
| Ova | Unknown | Egg |
| Owena | Welsh (from Eugenia) | Well born |
| Ownah | see Oona | |
| Oxana | Russian | see Oksana |
| Ozanne | French | see Osanne |
background courtesy of
backatya.com
