| Royal South Gloucestershire Light Infantry 3rd Battalion, Gloucestershire Regiment | |
|---|---|
| Active | 15 May 1759–1 April 1953 |
| Country |  Kingdom of Great Britain (1759–1800) United Kingdom (1801–1953) |
| Branch |  Militia |
| Role | Infantry |
| Garrison/HQ | Gloucester Horfield Barracks, Bristol |
| Commanders | |
| Notable commanders | Norborne Berkeley, 4th Baron Botetourt Frederick Berkeley, 5th Earl of Berkeley William Berkeley, 1st Earl FitzHardinge Francis Berkeley, 2nd Baron FitzHardinge Sir William Guise, 5th Baronet Col George H. Burges Col William E.P. Burges |
The Royal South Gloucestershire Light Infantry (RSGLI), later the 3rd Battalion, Gloucestershire Regiment was a Militia regiment raised in the county of Gloucestershire in the West of England. From its formal creation in 1759 the regiment served in home defence in all of Britain's major wars until 1918.