10th Infantry Division (10. Dywizja Piechoty) was a unit of the Polish Army during the interbellum period, which took part in the 1939 German Invasion of Poland. It was created in 1919 from the former Polish 4th Rifle Division. Stationed in Lodz and commanded in 1939 by General Franciszek Dindorf-Ankowicz, it was part of the Army Lodz. Its task was to defend the fortified area along the upper Warta river, near the interwar border of Poland and Germany.