The South Lancashire Regiment was a line infantry regiment of the British Army in existence from 1881 to 1958.
The regiment was created as the Prince of Wales's Volunteers (South Lancashire Regiment) by the amalgamation of the 40th (the 2nd Somersetshire) Regiment of Foot and the 82nd Regiment of Foot (Prince of Wales's Volunteers). In 1938, it was renamed the South Lancashire Regiment (The Prince of Wales's Volunteers) and on 1 July 1958 the regiment was amalgamated with the East Lancashire Regiment to form the Lancashire Regiment (Prince of Wales's Volunteers)