Niger (disambiguation)
- 8766 Niger
- Dub, King of Scotland
- Ermoldus Nigellus
- Guizotia abyssinica
- HMS Niger
- Nigar (disambiguation)
- Niger
- Niger Innis
- Niger River
- Niger River (Tomifobia River tributary)
- Niger State
- Niger Vallis
- Niger-class frigate
- Nigeria (disambiguation)
- Nigga
- Nigger (disambiguation)
- Nigra (disambiguation)
- Pescennius Niger
- Peter Georg Niger
- Ralph Niger
- Roger Niger
- Sextius Niger
- Shmuel Niger
- Simeon Niger
- Toma Niger