| Name | Meaning | Details |
|---|---|---|
| Oceanus | Of The Ocean | View Details |
| October | Born In October | View Details |
| Odelia | I Will Thank God | View Details |
| Odelya | I Will Thank God | View Details |
| Odeya | I Will Thank God | View Details |
| Odonna | Combination Of Odette And Donna | View Details |
| Ojinjintka | Queen Of Flowers | View Details |
| Okalani | Of The Heavens | View Details |
| Okoth | Born When It Was Raining | View Details |
| Oksana | Praise Be To God | View Details |
| Olencia | Combination Of Olivia And Valencia | View Details |
| Oliana | My God Has Answered | View Details |
| Olicia | Of Noble Kin | View Details |
| Olimpio | Mountain Of The Gods | View Details |
| Olisa | Combination Of Olivia And Elisa | View Details |