| Nikolaj Ivanovič Lobačevskij | Nicolaï Lobatchevsky |
| Nikolaj Jakovlevič Mjaskovskij | Nikolaï Miaskovski |
| Nikolaj Konstantinovič Roerich | Nicholas Roerich |
| Nikolaj Mikhailovič Kamenskij | Nikolay Mikhailovich Kamensky |
| Nikolaj Nikolaevič Judenič | Nikolaï Nikolaïevitch Ioudénitch |
| Nikolaj Nikolaevič Polikarpov | Nikolaï Nikolaïévitch Polikarpov |
| Nikolaj Petrovič Rezanov | Nikolai Rezanov |
| Nikolaj Podgorny | Nikolaï Podgorny |
| Nikolaj Podgornyj | Nikolaï Podgorny |
| Nikolaj Semënovič Leskov | Nikolaï Leskov |
| Nikolaj Sergeevič Trubeckoj | Nicolaï Troubetzkoy |
| Nikolaj Severcov | Nikolai Alekseevich Severtzov |
| Nikolaj Stepanovič Černykh | Nikolai Stepanovich Chernykh |
| Nikolaos Zisis | Níkos Zísis |
| Nikolaus August Otto | Nikolaus Otto |
| Nikolaus Harnoncourt | Nikolaus Harnoncourt |
| Nikolaus von Falkenhorst | Nikolaus von Falkenhorst |
| Nikolayev | Mykolaïv |
| Nikolinci | Nikolinci |
| Nikon | Nikon |
| Nikon Coolpix | Nikon Coolpix |
| Nikon-Trimble | Nikon-Trimble |
| Nikos Anastopoulos | Níkos Anastópoulos |
| Nikos Kazantzakis | Níkos Kazantzákis |
| Nikos Machlas | Nikos Machlas |
| Nikšić | Nikšić |
| Niles Eldredge | Niles Eldredge |
| Nilmar | Nilmar |
| Nilmar Honorato da Silva | Nilmar |
| Nilo | Nil |
| Nilo azzurro | Nil Bleu |
| Nilo bianco | Nil Blanc |
| Nilo Peçanha | Nilo Procópio Peçanha |
| Nilometro | Nilomètre |
| Nilpotente | Nilpotent |
| Nils Gustaf Dalén | Gustaf Dalén |
| Nils Liedholm | Nils Liedholm |
| Nilton Santos | Nílton Santos |
| NIM | Jeux de Nim |
| NIMBY | Not in my back yard |
| Nimega | Nimègue |
| Nimes | Nimes |
| Nimmyo | Nimmyō |
| Nimrod | Nimrod |
| Nimrud | Kalkhu |
| Nimruz | Nimrôz |
| NIN | Nin |
| Nina | Nina |
| Nina Hagen | Nina Hagen |
| Nina Nikolaevna Berberova | Nina Berberova |
| Nina Simone | Nina Simone |
| Nindokai | Nindokai |
| Nine Inch Nails | Nine Inch Nails |
| Ninetjer | Ninetjer |
| Ninetto Davoli | Ninetto Davoli |
| ninfa | nymphe |
| Ninfadora Tonks | Nymphadora Tonks |
| ninfea | nénuphar |
| Ninfeo | Nymphée |
| ninfomane | nymphomane |
| ninfomania | nymphomanie |
| Ningal | Ningal |
| Ningbo | Ningbo |
| Ninghai | Ninghai |
| Ningxia | Ningxia |
| Ningxia Hui | Ningxia |
| Ninhursag | Ninhursag |
| Ninive | Ninive |
| Ninja | Ninja |
