| Name | Meaning | Details |
|---|---|---|
| Onyx | Black Gemstone | View Details |
| Oona | One | View Details |
| Oralee | Golden | View Details |
| Oratilwe | Loved One | View Details |
| Orella | Golden | View Details |
| Oriana | Golden | View Details |
| Oriole | Golden; A Gold Flecked Bird | View Details |
| Orleans | Golden | View Details |
| Orlena | Golden | View Details |
| Ormand | Descendent Of The Red One | View Details |
| Ormanda | Descendent Of The Red One | View Details |
| Orville | Golden Town | View Details |
| Ossie | Diminutive Form Of Names Beginning With Os | View Details |
| Owino | Born With Umbilical Cord Around Neck | View Details |
| Ozzie | Diminutive Form Of Names Beginning With Os | View Details |