 In 1911-12 he attended the Académie Colarossi in Paris, France.Stanisław Jackowski was born in 1887 to Polish parents in Warsaw, in the part of Poland then ruled by the Russian Empire following the Partitions of Poland.Jackowski completed his art studies before the First World War in Kraków, the Austrian-ruled part of Poland, and throughout the Interwar period lived and worked in Warsaw.