The 117th Mahrattas were an infantry regiment of the British Indian Army. The regiment traces their origins to 1800, when they were raised as the Bombay Fencible Regiment. During World War I the regiment was attached to the 6th (Poona) Division and served in the Mesopotamian campaign, delivered a setback at the Battle of Ctesiphon in November 1915. They were forced to withdrew back to Kut, and forced to surrender after the Siege of Kut.