| Nidawi | Woman | Native American - Omaha Names |
| Niel | Man | English Names |
| Nieleni | Woman | African - Bambara of West Africa Names |
| Niesha | Woman | American Names |
| Nieva | Woman | Spanish Names |
| Nieve | Woman | Spanish Names |
| Nigel | Man | English Names |
| Nigella | Woman | English Names |
| Night | Unisex | American Names |
| Nijole | Woman | Slavic Names |
| Nika | Woman | Slavic Names |
| Nike | Unisex | Greek Names |
| Nikeiza | Unisex | Greek Names |
| Nikhil | Man | Indian Names |
| Nikifor | Man | Bulgarian Names |
| Nikita | Unisex | Slavic Names |
| Nikki | Woman | American Names |
| Nikkol | Woman | American Names |
| Nikkos | Man | Greek Names |
| Niklaus | Man | Slavic Names |