| Name | Meaning | Favorites |
| Ojaswini | Lustrous | |
| Ojeeta | Born in the month of falgun | |
| Okalani | Heaven | |
| Okelani | From heaven | |
| Oki | Ocean centered | |
| Oksana | God is with us | |
| Olathe | Lovely | |
| Oldooz | Persian azerbaijani name meaning star | |
| Olesia | Protector of humanity | |
| Olga | Holy | |
| Oliana | From oleander | |
| Olina | Joyous | |
| Olisa | God | |
| Olivia | Symbol of Peace | |
| Oliyarasi | Brilliant | |
| Oma | Reverent | |
| Omaja | Result of spiritual unity | |
| Omala | Earth | |
| Omana | A woman | |
| Omega | Last | |
