Ilya Grigorevich Chashnik (1902, Lucyn, Russian Empire, currently Ludza, Latvia – 1929, Leningrad) was a suprematist artist, a pupil of Kazimir Malevich and a founding member of the UNOVIS school.

[1][2] Chashnik was born to a Jewish family in 1902, Lucyn, Russian Empire, currently Ludza, Latvia.

He started studying in Yehuda Pen's art school at Vitebsk when he was just eleven years old.

[3] He returned after Malevich accepted a senior teaching position at Vitebsk School of Drawing and Painting.

Aleksandra Semenovna Shatskikh describes him as "famous for his inexhaustible inventiveness and ability to apply Suprematist principles to virtually all forms of art, including easel painting.