Starting with letter O
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 201 | Orghlaith | Irish | Golden. | F | |
| 202 | Orguelleuse | ArthurianLegend | An arrogant lady. | F | |
| 203 | Oria | Greek | From the mountain. | F | |
| 204 | Oria | Italian | Golden. | F | |
| 205 | Oria | Latin | Golden. | F | |
| 206 | Orial | Latin | Golden. | F | |
| 207 | Oriana | Celtic | Blond. | F | |
| 208 | Oriana | Italian | Golden. | F | |
| 209 | Oriana | Latin | To rise; sunrise; dawn; golden. | F | |
| 210 | Oribel | Latin | Beautiful golden child. | F | |
| 211 | Oribella | Latin | Beautiful golden child. | F | |
| 212 | Oribelle | Latin | Beautiful golden child. | F | |
| 213 | Oriel | French | Bird. | F | |
| 214 | Oriel | German | Compound of 'fire' and 'strife'. | F | |
| 215 | Oriel | Latin | Golden. | F | |
| 216 | Oris | Latin | Mother of Euphemus. | F | |
| 217 | Orla | Irish | Golden. | F | |
| 218 | Orlaith | Irish | Golden. | F | |
| 219 | Orlaithe | Irish | Golden. | F | |
| 220 | Orlantha | Teutonic | Renowned fame. | F | |