| Name | Meaning | Details |
|---|---|---|
| Olujimi | God Gave Me This | View Details |
| Olympia | Mountain Of The Gods | View Details |
| Omolara | Born At The Right Time | View Details |
| Onaona | Sweet Smell | View Details |
| Onika | Who Is Greater Than God? | View Details |
| Ontibile | God Is Watching Over Me | View Details |
| Onyekachukwu | Who Is Greater Than God? | View Details |
| Oralia | Created Name | View Details |
| Orana | Welcome | View Details |
| Orma | Free Men | View Details |
| Orpheus | Unknown Meaning | View Details |
| Osbert | God Bright | View Details |
| Osborn | God Bear | View Details |
| Osbourne | God Bear | View Details |
| Oscar | Deer Lover | View Details |