Wladyslaw Strzeminski (Belarusian: ????????? ??????????; 21 November 1893, Minsk – 26 December 1952, Lódz) was a Polish avant-garde painter of international renown.
In 1920 he married Katarzyna Kobro.In 1922 he moved to Wilno (now Vilnius), and in the following year supported Vytautas Kairiukštis in creating the first avant-garde art exhibition in what is now the territory of Lithuania (then under Polish rule).In November 1923 he moved to Warsaw, where with Henryk Berlewi he founded the constructivist group Blok.
During the 1920s he formulated his theory of Unism (Unizm in Polish).
His Unistic paintings inspired the unistic musical compositions of the Polish composer Zygmunt Krauze.
He is an author of a revolutionary book titled "The theory of vision." He was co creator of unique avant-garde art collection in Lódz gathered thanks to the enthusiasm of members of the “a.r.” group as Katarzyna Kobro, Henryk Stazewski (the artists) and Julian Przybos and Jan Brzekowski (the poets).
In postwar Lódz he was an instructor at the Higher School of Plastic Arts and Design .Neoplastic Room in Muzeum Sztuki in Lódz.
where one of his students was Halina Olomucki, survivor of the Nazi concentration camps.
His Neoplastic Room was installed in the Muzeum Sztuki in Lódz in 1948 but was removed in 1950 as it failed to fit in with the socialist realism aesthetic imposed by Wlodzimierz Sokorski, the minister of culture of the Polish United Workers' Party.
His works have been exhibited in such museums around the world as Centre Pompidou, Museo Reina Sofia, Moderna Museet Malmö and Whitechapel Gallery.
He is the subject of Afterimage (2016), the final film by Andrzej Wajda.