| Name | M/F | Meaning |
|---|---|---|
| Obiareus | ![]() |
Meaning : A Titan. Used in : Greek |
| Ocealus | ![]() |
Meaning : Used in : Greek |
| Ocean | ![]() |
Meaning : Used in : Australian, Greek, French, Greek, African, Australian |
| Oceanus | ![]() |
Meaning : Father Of The Oceanids. Used in : Greek |
| Ochesius | ![]() |
Meaning : Used in : Greek |
| Ochos | ![]() |
Meaning : Used in : Greek |
| Ocnus | ![]() |
Meaning : Incompetent. Used in : Greek |
| Ocytos | ![]() |
Meaning : Used in : Greek |
| Odaenathus | ![]() |
Meaning : Used in : Greek |
| Odall | ![]() |
Meaning : Song. Used in : German, Greek |
| Odell | ![]() |
Meaning : Song. Used in : American, African, Anglo, English, French, German, Greek, Greek, Irish, Jamaican, Norse, American, Australian, British |
| Odie | ![]() |
Meaning : Song. Used in : American, British, English, German, Greek |
| Odius | ![]() |
Meaning : Used in : Greek |
| Odysseus | ![]() |
Meaning : Wrathful. Used in : Australian, German, Greek, Portuguese |
| Oeagnus | ![]() |
Meaning : Used in : Greek |
| Oeagrus | ![]() |
Meaning : Used in : Greek |
| Oecleus | ![]() |
Meaning : Used in : Greek |
| Oede | ![]() |
Meaning : Used in : Greek |
| Oedipus | ![]() |
Meaning : Swollen Foot. Used in : Greek |
| Oedotes | ![]() |
Meaning : Used in : Greek |
| Oenelas | ![]() |
Meaning : Used in : Greek |
| Oenemaus | ![]() |
Meaning : Used in : Greek |
| Oenes | ![]() |
Meaning : Used in : Greek |
| Oeneus | ![]() |
Meaning : King Of Calydon. Used in : Greek |
| Oenomaus | ![]() |
Meaning : Son Of Ares. Used in : Greek |
| Oenopion | ![]() |
Meaning : Used in : Greek |
| Oenops | ![]() |
Meaning : Used in : Greek |
| Oicles | ![]() |
Meaning : Used in : Greek |
| Oighrig | ![]() |
Meaning : Used in : Greek, Greek |
| Oileas | ![]() |
Meaning : Used in : Greek |
| Oileus | ![]() |
Meaning : Used in : Greek |
| Olagashs | ![]() |
Meaning : Used in : Greek |
| Oleksander | ![]() |
Meaning : In Polish meaning is : Defender of mankind Used in : Greek, Polish, Ukrainian |
| Oleksy | ![]() |
Meaning : Used in : Greek |
| Oles | ![]() |
Meaning : In Polish meaning is : Defender of mankind Used in : Greek, Polish |
| Oliatos | ![]() |
Meaning : Used in : Greek |
| Oloros | ![]() |
Meaning : Used in : Greek |
| Olus | ![]() |
Meaning : In Polish meaning is : Protector of man, Defending man Used in : Greek, Polish |
| Olympicus | ![]() |
Meaning : Used in : Greek |
| Olympiodoros | ![]() |
Meaning : Used in : Greek |
| Omero | ![]() |
Meaning : Security, Pledge. Used in : Arabic, Australian, Greek, Italian, Latin |
| Onamakritos | ![]() |
Meaning : Used in : Greek |
| Onaphrase | ![]() |
Meaning : Used in : French, Greek |
| Onesilos | ![]() |
Meaning : Used in : Greek |
| Onesimos | ![]() |
Meaning : Used in : French, Greek |
| Onesimus | ![]() |
Meaning : In biblical meaning is : Profitable, useful. Used in : Biblical, French, Greek, Latin |
| Onesiphorus | ![]() |
Meaning : Used in : Greek, Biblical |
| Onetas | ![]() |
Meaning : Used in : Greek |
| Onetor | ![]() |
Meaning : Used in : Greek |
| Onias | ![]() |
Meaning : Used in : French, Greek |
| Onomastos | ![]() |
Meaning : Used in : Greek |
| Onwnhs | ![]() |
Meaning : Used in : Greek |
| Ophelestes | ![]() |
Meaning : Used in : Greek |
| Ophion | ![]() |
Meaning : A Serpent. Used in : Greek |
| Opites | ![]() |
Meaning : Used in : Greek |
| Ops | ![]() |
Meaning : Used in : Latin, Greek |
| Orazio | ![]() |
Meaning : In latin meaning is : Timekeeper Used in : Australian, German, Greek, Italian, Latin |
| Orcus | ![]() |
Meaning : In latin meaning is : The mythical underworld Used in : Greek, Latin |
| Oreias | ![]() |
Meaning : From The Mountain. Used in : Greek |
| Oreste | ![]() |
Meaning : From The Mountain, Man Of The Mountain. Used in : Australian, French, Greek, Italian |
| Orestes | ![]() |
Meaning : Man Of The Mountain. Used in : Australian, Greek, Portuguese |
| Oresto | ![]() |
Meaning : Used in : Australian, Greek |
| Oresus | ![]() |
Meaning : Used in : Greek |
| Orges | ![]() |
Meaning : Used in : Greek |
| Oribasius | ![]() |
Meaning : Used in : Greek |
| Orien | ![]() |
Meaning : Used in : Australian, Greek, Australian |
| Orin | ![]() |
Meaning : In celtic meaning is : White. Used in : American, Australian, Hebrew, Celtic, Gaelic, Greek, Irish, Australian |
| Orion | ![]() |
Meaning : Rising In The Sky, Dawning, Son Of The Fire Or Light.In Greek Myth. Orion Was A Mighty Hunter Who Was Turned Into The Constellation Of The Same Name. Used in : American, Australian, Chinese, Japanese, French, Greek, Australian |
| Orius | ![]() |
Meaning : Used in : Greek |
| Orodes | ![]() |
Meaning : Used in : Greek |
| Oroites | ![]() |
Meaning : Used in : Greek |
| Orpheus | ![]() |
Meaning : Son Of Apollo. Used in : American, African, Australian, French, German, Greek, Jamaican |
| Orrin | ![]() |
Meaning : In American meaning is : The name of an English river Used in : American, Australian, Hebrew, British, English, Gaelic, Greek, Irish |
| Orsilochus | ![]() |
Meaning : Used in : Greek |
| Orsilot | ![]() |
Meaning : Used in : Greek |
| Orsiphantes | ![]() |
Meaning : Used in : Greek |
| Orsippus | ![]() |
Meaning : Used in : Greek |
| Orthaeus | ![]() |
Meaning : Used in : Greek |
| Orthros | ![]() |
Meaning : Guardian Of Geryon. Used in : Greek |
| Orwdhs | ![]() |
Meaning : Used in : Greek |
| Oryan | ![]() |
Meaning : Used in : Greek |
| Orythroneus | ![]() |
Meaning : Used in : Greek |
| Osroes | ![]() |
Meaning : Used in : Greek |
| Ostasz | ![]() |
Meaning : Used in : Greek, Polish |
| Otis | ![]() |
Meaning : In american meaning is : Wealth Used in : American, Australian, British, English, German, Greek, Jamaican |
| Otos | ![]() |
Meaning : Keen Of Hearing. Used in : Greek |
| Otreus | ![]() |
Meaning : Used in : Greek |
| Otrynteus | ![]() |
Meaning : Used in : Greek |
| Ottis | ![]() |
Meaning : In american meaning is : Son of Otto, Son of the wealthy, prosperous one Used in : American, Australian, Greek |
| Otus | ![]() |
Meaning : Keen Of Hearing. Used in : Greek |
| Ouardanhs | ![]() |
Meaning : Used in : Greek |
| Owain | ![]() |
Meaning : Well Born. Used in : Arthurian - Legend, British, English, Greek, Swedish, Welsh |
| Owen | ![]() |
Meaning : Well Born. Used in : American, Australian, British, Celtic, Danish, Dutch, English, French, German, Greek, Irish, Jamaican, Swedish, Welsh, Australian |
| Owens | ![]() |
Meaning : Used in : Greek |
| Owin | ![]() |
Meaning : Well Born. Used in : British, Celtic, English, Greek, Welsh |