| Name | Meaning | Details |
|---|---|---|
| Olive | Olive Or From The Olive Tree | View Details |
| Oliver | Descendant Of The Ancestor | View Details |
| Olivia | "Ancestors Descendant" | View Details |
| Olivier | "Elf Warrior Or Ancestors Descendant" | View Details |
| Olof | "Ancestors Heir" | View Details |
| Oluina | From The Family Of My Mother | View Details |
| Olympia | Mountain Of The Gods | View Details |
| Omega | The Greek Letter | View Details |
| Omer | Bundle Of Corn | View Details |
| Omodara | The Child Is Good | View Details |
| Omolara | Born At The Right Time | View Details |
| Onatah | Daughter Of The Earth | View Details |
| Onella | Torch Light | View Details |
| Oni | Born On Holy Ground | View Details |
| Onofre | Peace Warrior | View Details |