| Oakley |
Male |
English |
From the oak - tree meadow |
| Olexa |
Female |
English |
Defender of mankind. Feminine of Alexander. |
| Olive |
Female |
Irish |
Olive |
| Oliver |
Male |
English |
The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace. |
| Oliver |
Male |
French |
The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace. |
| Oliveria |
Female |
Spanish |
Affectionate |
| Olivia |
Female |
Spanish |
Olive |
| Olivier |
Male |
French |
From the olive tree |
| Omar |
Male |
Hebrew |
Speaker. 12th century Persian poet and astronomer and mathematician Omar Khayyam. Caliph Omar II made Islam an imperial power. |
| Omar |
Male |
Arabic |
Long-lived. |
| Ona |
Female |
Hebrew |
Graceful |
| Ona |
Female |
Irish |
One |
| Oprah |
Female |
Hebrew |
Fawn |
| Orla |
Female |
Irish |
Golden |
| Orlaith |
Female |
Irish |
Golden |
| Orlando |
Male |
German |
Renowned in the land. Form of Roland. |
| Orlando |
Male |
Spanish |
Famous land |
| Orson |
Male |
English |
Ormond's son |
| Orson |
Male |
French |
Little bear |
| Orville |
Male |
French |
Gold town. |