Nikolay Petrov

Nikolay or Nikolai Petrov may refer to:


 * Nikolai Arnoldovich Petrov (1943–2011), Russian pianist
 * Nikolay Filippovich Petrov (1872–1941), Russian painter
 * Nikolai Pavlovich Petrov (1836–1920), Russian engineer
 * Nikolai Petrovich Petrov (1834–1876), Russian painter
 * Nikolai Vasilevich Petrov (1890–1964), theatre director
 * Nikolai Vladimirovich Petrov, political scientist
 * Nikolay Petrov (footballer) (born 1988), Bulgarian football player
 * Nikolay Petrov (ice hockey) (born 1956), Bulgarian ice hockey player
 * Nikolai Petrov (academician) (1840–1921), Russian theologist and philologist, Ukrainian academician