 Pyotr Kashchenko

Pyotr Petrovich Kashchenko (; (9 January 1859) in Yeysk – February 19, 1920 in Moscow) was a famous Russian psychiatrist of Ukrainian origin, social and agrarian activist, author of articles on mental health and mental health services.In 1876–1881 he studied at Moscow University, where he was expelled for participating in student revolutionary movement and was expelled from Moscow to Stavropol.