The 2nd Grochów Uhlan Regiment of General Jozef Dwernicki (Polish: 2 Pułk Ułanów Grochowskich im. Generała Józefa Dwernickiego, 2 puł) was a cavalry regiment of Polish I Corps in Russia, Polish Army in the Second Polish Republic, and the Home Army during Operation Tempest (1944). The regiment was formed in November 1917 in Volhynia, and in 1921–1939, it was garrisoned in Suwałki, in the barracks of former Imperial Russian Army's 2nd Pskov Dragoons Regiment. In the 1939 Invasion of Poland it was part of Suwalska Cavalry Brigade.