Rajendra Sinhji Institute (RSI), Bangalore situated on defence land, at No. 50,M.G.Road Bangalore, has been constructed and equipped with defence funds. Rajendra Sinhji Institute(RSI), Bangalore in its inception in 1961 was a part of the Bangalore Military station, Army Officer's Mess, Bangalore. After the contruction of teh HQ Karnataka & kerala Sub Area Officer's MEss. General Officer Commanding, Karnataka & Kerala Sub Area is the patron of the RSI, Bangalore.
Lt Gen Rajendra Sinhji, DSO,the first General Officer Commanding of Indian Army's Southern Command, first mooted the idea of establishing officer's Institute to provide a meeting place for Army Officer's and their families to avail social,recreayional and sporting facilities, thus RSI, Bangalore was established in 1961.