| Name | M/F | Meaning |
|---|---|---|
| O-gai | ![]() |
Meaning : Used in : Japanese |
| O-rando | ![]() |
Meaning : Used in : Japanese |
| O-son | ![]() |
Meaning : Used in : Japanese |
| O-tisu | ![]() |
Meaning : Used in : Japanese |
| Oda | ![]() |
Meaning : Used in : Armenian, Japanese, French, German, Norse, Swedish, British, English, Australian, Hebrew, Danish, Dutch |
| Oen | ![]() |
Meaning : Used in : Japanese |
| Ofa | ![]() |
Meaning : Used in : Australian, Japanese, British, English, Australian |
| Ogai | ![]() |
Meaning : Used in : Japanese |
| Ogatamb | ![]() |
Meaning : Used in : Japanese |
| Ogatami | ![]() |
Meaning : Used in : Japanese |
| Oguden | ![]() |
Meaning : Used in : Japanese |
| Ohta | ![]() |
Meaning : two meanings, 1- the eyes of the Almighty God, 2- free from dirt or impurities Used in : British, English, Japanese, Japanese |
| Ohtsuka | ![]() |
Meaning : Used in : Japanese |
| Ojiro | ![]() |
Meaning : Used in : Japanese |
| Oka | ![]() |
Meaning : Used in : Hindu, Japanese, Basque |
| Okahito | ![]() |
Meaning : Used in : Japanese |
| Okajuurou | ![]() |
Meaning : Used in : Japanese |
| Okakura | ![]() |
Meaning : Used in : Japanese |
| Okatarou | ![]() |
Meaning : Used in : Japanese |
| Okihiko | ![]() |
Meaning : Used in : Japanese |
| Okijirou | ![]() |
Meaning : Used in : Japanese |
| Okisaburou | ![]() |
Meaning : Used in : Japanese |
| Okita | ![]() |
Meaning : Used in : Japanese, Japanese |
| Okito | ![]() |
Meaning : Used in : Japanese |
| Okitsugu | ![]() |
Meaning : Used in : Japanese |
| Oko | ![]() |
Meaning : In african meaning is : Elder of twins Used in : African, Ghanaian, Japanese, Japanese |
| Okoreya | ![]() |
Meaning : Used in : Japanese |
| Okura | ![]() |
Meaning : Used in : Japanese |
| Okurou | ![]() |
Meaning : Used in : Japanese |
| Okusaburou | ![]() |
Meaning : Used in : Japanese |
| Okyoito | ![]() |
Meaning : Used in : Japanese |
| Oma-ru | ![]() |
Meaning : Used in : Japanese |
| Omezo | ![]() |
Meaning : Used in : Japanese |
| On'ichirou | ![]() |
Meaning : Used in : Japanese |
| Onan | ![]() |
Meaning : In irish meaning is : Wealthy Used in : Japanese, Turkish, Irish |
| Onihiko | ![]() |
Meaning : Used in : Japanese |
| Oniji | ![]() |
Meaning : Used in : Japanese |
| Onisaburou | ![]() |
Meaning : Used in : Japanese |
| Onitarou | ![]() |
Meaning : Used in : Japanese |
| Onzaburou | ![]() |
Meaning : Used in : Japanese |
| Orafu | ![]() |
Meaning : Used in : Japanese |
| Orain | ![]() |
Meaning : In Jamaican meaning is : Most celebrated Used in : Japanese, Basque, French, Jamaican |
| Oraru | ![]() |
Meaning : Used in : Japanese |
| Orase | ![]() |
Meaning : Used in : Japanese |
| Oregu | ![]() |
Meaning : Used in : Japanese |
| Oren | ![]() |
Meaning : In Gaelic meaning is : Pale green; Fair, Pale-skinned. Used in : American, Hawaiian, Hindu, Hebrew, Japanese, Gaelic, Irish, Jewish |
| Ori | ![]() |
Meaning : In hebrew meaning is : My light Used in : Australian, Hebrew, Japanese, Latin, French, Japanese |
| Oriba | ![]() |
Meaning : Used in : Japanese |
| Orinosuke | ![]() |
Meaning : Used in : Japanese |
| Orion | ![]() |
Meaning : In American meaning is : Son of fire Used in : American, Australian, Chinese, Japanese, French, Greek, Australian |
| Oritarou | ![]() |
Meaning : Used in : Japanese |
| Orito | ![]() |
Meaning : Used in : Japanese |
| Orude | ![]() |
Meaning : Used in : Japanese |
| Oruton | ![]() |
Meaning : Used in : Japanese |
| Oryo-ru | ![]() |
Meaning : Used in : Japanese |
| Osahiko | ![]() |
Meaning : Used in : Japanese |
| Osami | ![]() |
Meaning : Used in : Japanese, Japanese |
| Osamu | ![]() |
Meaning : Used in : Australian, Japanese |
| Oshin | ![]() |
Meaning : A Japanese name from a famous television series Used in : Armenian, Australian, Japanese |
| Oshirou | ![]() |
Meaning : Used in : Japanese |
| Osuka | ![]() |
Meaning : Used in : Japanese |
| Otani | ![]() |
Meaning : Used in : Japanese |
| Otogorou | ![]() |
Meaning : Used in : Japanese |
| Otohiko | ![]() |
Meaning : Used in : Japanese |
| Otoichirou | ![]() |
Meaning : Used in : Japanese |
| Otojiro | ![]() |
Meaning : Used in : Japanese |
| Otojirou | ![]() |
Meaning : Used in : Japanese |
| Otojurou | ![]() |
Meaning : Used in : Japanese |
| Otokazu | ![]() |
Meaning : Used in : Japanese |
| Otomaro | ![]() |
Meaning : Used in : Japanese |
| Otosaburou | ![]() |
Meaning : Used in : Japanese |
| Otoshirou | ![]() |
Meaning : Used in : Japanese |
| Ototarou | ![]() |
Meaning : Used in : Japanese |
| Otoya | ![]() |
Meaning : Used in : Japanese |
| Otoyoku | ![]() |
Meaning : Used in : Japanese |
| Otsurou | ![]() |
Meaning : Used in : Japanese |
| Otto | ![]() |
Meaning : In american meaning is : wealth, fortune. Used in : American, Australian, Japanese, British, Danish, Dutch, English, Finnish, French, German, Italian, Polish, Swedish, Teutonic |
| Ouga | ![]() |
Meaning : Used in : Japanese |
| Ouichirou | ![]() |
Meaning : Used in : Japanese |
| Ouji | ![]() |
Meaning : Used in : Japanese |
| Oujirou | ![]() |
Meaning : Used in : Japanese |
| Ourou | ![]() |
Meaning : Used in : Japanese |
| Outa | ![]() |
Meaning : Used in : Japanese |
| Outarou | ![]() |
Meaning : Used in : Japanese |
| Ouya | ![]() |
Meaning : Used in : Japanese |
| Ozu | ![]() |
Meaning : Used in : Japanese |
| Ozubo-n | ![]() |
Meaning : Used in : Japanese |
| Ozuwarudo | ![]() |
Meaning : Used in : Japanese |