Rajendra Sinhji Army Officers Institute, 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 since its inception in 1961 was a part of the Bangalore Military station, Army Officer's Mess, Bangalore. After the contruction of the HQ Karnataka & kerala Sub Area Officer's MEss. General Officer Commanding, Karnataka & Kerala Sub Area is the patron of the RSI, Bangalore. The Institute was re-designated as Rajendre Sinhji Army Officers’ Institute (RSAOI) on 27 Aug 2016 in decision taken by the Executive Committee.