Stanisław Ignacy Witkiewicz, Polish author, poet, and painter (d. 1939)
Stanisław Ignacy Witkiewicz (Polish: [staˈɲiswaf iɡˈnatsɨ vʲitˈkʲɛvʲitʂ]; 24 February 1885 – 18 September 1939), commonly known as Witkacy, was a Polish writer, painter, philosopher, theorist, playwright, novelist, and photographer active before World War I and during the interwar period.