Nikolay Orlov () may refer to: Nikolay Alexeyevich Orlov (1827–1885), Russian diplomat Nikolai Orlov (painter) (1863–1924), Russian painter Nicholas W. Orloff (1890s–1961), Russian-American spy Nikolai Orlov (pianist) (1892–1964), Russian pianist Nikolay Orlov (wrestler) (fl. 1900s), Russian wrestler Nicholas Orloff (dancer) (1914/15–2001), Russian-American ballet dancer Nikolai Ivanovich Orlov (1895–1965), Soviet general Nikolai Stepanovich Orlov (1871 – after 1917), Russian deputy of the Fourth Imperial Duma Nikolay Orlov (military writer), professor of military art, military writer and pioneer of aeronautics Nikolai Liutsianovich Orlov (1952–2026), Russian herpetologist