Nikolayevsky
# Nikolayevsky

Nikolayevsky (masculine), Nikolayevskaya (feminine), or Nikolayevskoye (neuter) may refer to:

* Yuri Nikolaevsky (1937–2004), Soviet/Ukrainian chess player
* Mykolaiv Oblast (Nikolayevskaya oblast), an oblast of Ukraine
* Nikolayevsky District (disambiguation), several districts in the countries of the former Soviet Union
* Nikolayevskoye Urban Settlement, several municipal urban settlements in Russia
* Nikolayevsky (rural locality) (Nikolayevskaya, Nikolayevskoye), several rural localities in Russia
* Nikolayevsky Rail Terminal (disambiguation), several rail terminals in Russia
* Nikolayevsky Fortress Infantry Regiment, fortress infantry regiments of the Imperial Russian Army
