| Name | M/F | Meaning |
|---|---|---|
| O'day | ![]() |
Meaning : Used in : Australian |
| O'shay | ![]() |
Meaning : Surname. Used in : Irish |
| Oakley | ![]() |
Meaning : From The Oak Tree Meadow Used in : American, Anglo, Australian, English, British, English, Australian, British |
| Oakly | ![]() |
Meaning : In british meaning is : From the oak tree meadow Used in : Anglo, British, English |
| Obery | ![]() |
Meaning : Used in : American |
| Ockey | ![]() |
Meaning : Horseman Used in : Irish |
| Ockvilly | ![]() |
Meaning : Horse Soldier Used in : Irish |
| Oddy | ![]() |
Meaning : Used in : African, African |
| Odlegly | ![]() |
Meaning : Far Away, Long Ago Used in : Polish |
| Ody | ![]() |
Meaning : Wealthy Defender Used in : Anglo, Chinese |
| Oegelsby | ![]() |
Meaning : Fearsome Used in : British, English |
| Ogelsby | ![]() |
Meaning : Fearsome Used in : British, English |
| Ogelsvy | ![]() |
Meaning : Fearsome Used in : British, English |
| Oggery | ![]() |
Meaning : Used in : German |
| Oglesby | ![]() |
Meaning : Used in : British, English |
| Ogromny | ![]() |
Meaning : Tremendous, Huge Used in : Polish |
| Ohbuty | ![]() |
Meaning : Used in : Australian |
| Okanay | ![]() |
Meaning : Used in : German |
| Okay | ![]() |
Meaning : Used in : Australian |
| Okeley | ![]() |
Meaning : Used in : Anglo, British, English |
| Okely | ![]() |
Meaning : Used in : Anglo, British, English |
| Okey | ![]() |
Meaning : Used in : African |
| Oktay | ![]() |
Meaning : Used in : Australian, Turkish, German |
| Okwy | ![]() |
Meaning : Used in : African, African |
| Okyay | ![]() |
Meaning : Used in : Turkish, German |
| Olav-henry | ![]() |
Meaning : Used in : German |
| Olay | ![]() |
Meaning : Used in : German |
| Olcay | ![]() |
Meaning : Used in : Australian, Turkish, German, German, Australian, Turkish |
| Oleksy | ![]() |
Meaning : Used in : Greek |
| Oliver-harry | ![]() |
Meaning : Used in : German |
| Olley | ![]() |
Meaning : An Olive Tree. Used in : Latin |
| Olly | ![]() |
Meaning : In Swedish meaning is : Elf warrior Used in : French, German, Latin, German, Swedish, Australian |
| Olney | ![]() |
Meaning : From Olney Used in : British, English |
| Ompoly | ![]() |
Meaning : Ampleumian Used in : Hungarian |
| Omry | ![]() |
Meaning : Used in : Australian |
| Ondray | ![]() |
Meaning : Used in : Australian |
| Oney | ![]() |
Meaning : Honored, Honorable Used in : Irish, African, Australian |
| Onfray | ![]() |
Meaning : Used in : French |
| Onfroy | ![]() |
Meaning : Used in : French, German |
| Onufry | ![]() |
Meaning : Peaceful Strenth, Protector Of Man Used in : Polish |
| Ony | ![]() |
Meaning : Eagle. Used in : Russian, Slavic |
| Oogy | ![]() |
Meaning : Full of or showing high spirits Used in : Tamil |
| Orbay | ![]() |
Meaning : Used in : German |
| Ordway | ![]() |
Meaning : Warrior Armed With A Spear Used in : Anglo, British, English |
| Orey | ![]() |
Meaning : Used in : Australian |
| Orkény | ![]() |
Meaning : Frightening Man Used in : Hungarian |
| Ormsby | ![]() |
Meaning : Used in : Australian |
| Orrey | ![]() |
Meaning : Used in : Australian |
| Orry | ![]() |
Meaning : Used in : Australian, French |
| Ory | ![]() |
Meaning : Used in : Australian |
| Osley | ![]() |
Meaning : Used in : Australian |
| Ossy | ![]() |
Meaning : In british meaning is : Diminutive of Oscar: Divine spear; God's spear. Famous Bearer: poet Oscar Wilde (1854-1900) Used in : African, Australian, British, English, German, African |
| Oswy | ![]() |
Meaning : Name Of A King Used in : Anglo, British, English |
| Otaktay | ![]() |
Meaning : Used in : Native American |
| Ottoway | ![]() |
Meaning : Lucky In War. Used in : Teutonic |
| Otway | ![]() |
Meaning : In Teutonic meaning is : Lucky in war. Used in : Australian, Teutonic |
| Ouday | ![]() |
Meaning : Used in : Australian |
| Oudy | ![]() |
Meaning : Used in : Australian |
| Ouray | ![]() |
Meaning : Used in : Native American |
| Oury | ![]() |
Meaning : Used in : French, German |
| Oustry | ![]() |
Meaning : Used in : French, German |
| Owney | ![]() |
Meaning : Green Elderly Used in : Irish |
| Ownry | ![]() |
Meaning : Ruler Of The State Used in : Irish |
| Oxley | ![]() |
Meaning : From The Ox Enclosure Used in : American, Australian, British, English |
| Ozay | ![]() |
Meaning : Used in : Australian, Australian |
| Ozbay | ![]() |
Meaning : Used in : Australian |
| Ozzy | ![]() |
Meaning : Diminutive Of Oswald: Divine Power Used in : British, English, Scandinavian |