| Name | Meaning | Details |
|---|---|---|
| Nyimbo | Song | View Details |
| October | Born In October | View Details |
| Oda | Great Field | View Details |
| Okoth | Born When It Was Raining | View Details |
| Olsen | Son Of Olaf | View Details |
| Olson | Son Of Olaf | View Details |
| Omolara | Born At The Right Time | View Details |
| Oni | Born On Holy Ground | View Details |
| Onika | Who Is Greater Than God? | View Details |
| Onyekachukwu | Who Is Greater Than God? | View Details |
| Ooko | Born Outside The Hospital | View Details |
| Orenda | Great Spirit | View Details |
| Orhan | Great Leader | View Details |
| Ortiz | Son Of Orti | View Details |
| Otieno | Born At Night | View Details |