| Name | Meaning | Details |
|---|---|---|
| Oliva | Elf Army | View Details |
| Olive | Olive Or From The Olive Tree | View Details |
| Oliver | Descendant Of The Ancestor | View Details |
| Ollie | Elf Army | View Details |
| Oluina | From The Family Of My Mother | View Details |
| Olympia | Mountain Of The Gods | View Details |
| Omarosa | My Beautiful Child | View Details |
| Omega | The Greek Letter | View Details |
| Omodara | The Child Is Good | View Details |
| Omolara | Born At The Right Time | View Details |
| Omri | My Sheaf | View Details |
| Onatah | Daughter Of The Earth | View Details |
| Onslow | Hill Of The Passionate One | View Details |
| Ooko | Born Outside The Hospital | View Details |
| Orien | The Orient | View Details |