Pyotr Konchalovsky (February 9 [21], 1876, Slavyansk, Kharkov province – February 2, 1956, Moscow) – Russian and Soviet painter.
Father-in-law — Vasily Surikov (1848-1916), painter.
Wife — Olga Vasilievna Surikova (1878-1958).
Daughter — Natalya Konchalovskaya = Наталья Кончаловская (1903-1988), writer; in her second marriage to writer and literary functionary Sergei Mikhalkov = Сергей Михалков — mother of filmmakers brothers Andrei Konchalovsky and Nikita Mikhalkov = Никита Михалков.