| Name | Meaning | Details |
|---|---|---|
| Ojas | Strong One | View Details |
| Oksana | Praise Be To God | View Details |
| Oktyabrina | October Revolution | View Details |
| Omarosa | My Beautiful Child | View Details |
| Ometaway | One Who Gambles | View Details |
| Onslow | Hill Of The Passionate One | View Details |
| Onyx | Black Gemstone | View Details |
| Oona | One | View Details |
| Orabella | Beautiful Gold | View Details |
| Oratilwe | Loved One | View Details |
| Oregon | Beautiful | View Details |
| Ormand | Descendent Of The Red One | View Details |
| Ormanda | Descendent Of The Red One | View Details |
| Orsen | Bear Cub | View Details |
| Orsin | Bear Cub | View Details |