Pyatnitsky (masculine), Pyatnitskaya (feminine), or Pyatnitskoye (neuter) may refer to:

• Pyatnitsky (surname) (Pyatnitskaya), Russian last name
• Pyatnitsky Choir, Russian musical group
• Pyatnitsky (inhabited locality) (Pyatnitskaya, Pyatnitskoye), several inhabited localities in Russia

• Cities Alliance
• Cities and counties of Chungcheongnam-do
• Cities and Counties of Gyeonggi-do
• Cities and Counties of Gyeonggi Province
• Cities and Counties of North Chungcheong Province
• Cities and Counties of South Chungcheong Province
• Cities and counties of South Chungcheong Province
• Cities and Local Government Devolution Act 2016
• Cities and Local Government Devolution Bill
• Cities and metropolitan areas of the United States
• Cities and municipalities of Serbia
• Cities and Municipalities of Serbia
• Cities and towns during the Syrian civil war
• Cities and towns during the Syrian Civil War
• Cities and towns during the syrian civil war
• Cities and towns during the Syrian uprising
• Cities and towns in Scotland
• Cities and towns of Scotland
• Cities Aviv
• Cities Built on Sand (EP)
• Cities Built on Sand (song)
• Cities built on seven hills
• Cities by murder rate
• Cities designated by government ordinance in Japan
• Cities Development Initiative for Asia