Nikolayevka

Nikolayevka may refer to:

• Amrakits or Nikolayevka, Armenia
• Jraber or Nikolayevka, Armenia
• Dzerjinovka or Nikolayevka, Azerbaijan
• Nikolaevka, Bulgaria, a village in Suvorovo Municipality, Bulgaria
• Nikolayevka, Russia, name of several inhabited localities in Russia
• Mykolaivka, name similar in meaning of several populated places in Ukraine