| Nika | Woman | Slavic Names |
| Nikita | Unisex | Slavic Names |
| Niklaus | Man | Slavic Names |
| Niko | Unisex | Slavic Names |
| Nikola | Man | Slavic Names |
| Nikolina | Woman | Slavic Names |
| Oksana | Woman | Slavic Names |
| Oleg | Man | Slavic Names |
| Olga | Woman | Slavic Names |
| Olya | Woman | Slavic Names |
| Ona | Woman | Slavic Names |
| Ondrea | Unisex | Slavic Names |
| Ozanka | Woman | Slavic Names |
| Ozanna | Woman | Slavic Names |
| Panya | Woman | Slavic Names |
| Raimond | Man | Slavic Names |
| Raina | Woman | Slavic Names |
| Raivis | Man | Slavic Names |
| Raivo | Man | Slavic Names |
| Royko | Unisex | Slavic Names |