| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Nurzhan | - | Kazakh | ||
| Nwanneka | - | Western African, Igbo | ||
| Nyah | - | Eastern African, Swahili | ||
| Nyala | - | Various | ||
| Nyarai | - | Southern African, Shona | ||
| Nydia | NID-ee-ə (English) | English (Rare), Spanish, Literature | ||
| Nymphodora | - | Ancient Greek | ||
| Nynke | NEEN-kə | Frisian | ||
| Nynniaw | - | Ancient Celtic | ||
| Nyoman | - | Indonesian, Balinese | ||
| Nyree | NIE-ree | English (New Zealand) | ||
| Nyssa | - | Various | ||
| OĽGa | - | Slovak | ||
| Oana | WAH-nah | Romanian | ||
| Obadiah | o-bə-DIE-ə (English) | Biblical |