Polish 2nd Legions Infantry Division (2. Dywizja Piechoty Legionów) was a tactical unit of the Polish Army between the World Wars. Formed on February 21, 1919 in the town of Zegrze, as a second unit, composed mostly of veterans of the Polish Legions in World War I, the unit saw extensive action during the Polish-Bolshevik War and World War II. During the Polish-Bolshevik War it was commanded by Henryk Minkiewicz (and others). In a later stage, it took part in the battle of Niemen as part of the Polish 3rd Army.