title: Nikolayevsky District
text: # Nikolayevsky District
  
  Nikolayevsky District may refer to:
  
  * Nikolayevsky District, Russia, name of several districts in Russia
  * Mykolaiv Raion, Lviv Oblast, a former district of Lviv Oblast, Ukraine
  * Mykolaiv Raion, Mykolaiv Oblast, a district of Mykolaiv Oblast, Ukraine
  * Mykolaivka Raion, a district of Odesa Oblast, Ukraine
  