| Nikolai Lobachevsky | Nikolaj Ivanovič Lobačevskij |
| Nikolai Myaskovsky | Nikolaj Jakovlevič Mjaskovskij |
| Nikolai Nikitin | Nikolaj Nikitin |
| Nikolai Nikolaevich Polikarpov | Nikolaj Nikolaevič Polikarpov |
| Nikolai Nikolaevich Yudenich | Nikolaj Nikolaevič Judenič |
| Nikolai Podgorny | Nikolaj Podgornyj |
| Nikolai Rezanov | Nikolaj Petrovič Rezanov |
| Nikolai Rimsky-Korsakov | Nikolaj Andreevič Rimskij-Korsakov |
| Nikolai Ryzhkov | Nikolaj Ivanovič Ryžkov |
| Nikolai Severtzov | Nikolaj Severcov |
| Nikolai Stepanovich Chernykh | Nikolaj Stepanovič Černykh |
| Nikolai Tikhonov | Nikolaj Aleksandrovič Tikhonov |
| Nikolai Trubetzkoy | Nikolaj Sergeevič Trubeckoj |
| Nikolai Valuev | Nikolai Valuev |
| Nikolai Vavilov | Nikolai Ivanovič Vavilov |
| Nikolai Yezhov | Nikolaj Ivanovič Ežov |
| Nikolai Zhukovsky | Nikolaj Egorovič Žukovskij |
| Nikolaikirche | Nikolaikirche |
| Nikolaos Andriakopoulos | Nikolaos Andriakopoulos |
| Nikolaos Kanabos | Nicola Canabo |
| Nikolaos Mantzaros | Niccolo Calichiopulo Manzaro |
| Nikolaus Cardinal von Schönberg | Nikolaus von Schönberg |
| Nikolaus Harnoncourt | Nikolaus Harnoncourt |
| Nikolaus Poda von Neuhaus | Nikolaus Poda von Neuhaus |
| Nikolaus von Falkenhorst | Nikolaus von Falkenhorst |
| Nikolay | Nicola |
| Nikolay Bukhalov | Nikolay Bukhalov |
| Nikolay Davydenko | Nikolaj Davydenko |
| Nikolay Kamensky | Nikolaj Mikhailovič Kamenskij |
| Nikolay Karamzin | Nikolaj Michajlovič Karamzin |
| Nikolay Nekrasov | Nikolaj Alekseevič Nekrasov |
| Nikolayev | Nikolayev |
| Nikolayevsk | Nikolaevsk |
| Nikolayevsk-on-Amur | Nikolaevsk-na-Amure |
| Nikolinci | Nikolinci |
| Nikon | Nikon |
| Nikon Coolpix series | Nikon Coolpix |
| Nikon-Trimble | Nikon-Trimble |
| Nikonian | Nikoniano |
| Nikopol | Nicopoli |
| Nikos Anastopoulos | Nikos Anastopoulos |
| Nikos Kazantzakis | Nikos Kazantzakis |
| Nikos Machlas | Nikos Machlas |
| Nikos Xilouris | Nikos Xylouris |
| Nikos Zisis | Nikolaos Zisis |
| Nikšić | Nikšić |
| nil | nulla |
