Diwan Bahadur Sesha Iyengar Srinivasa Raghavaiyangar CIE (18 July 1849 – 11 December 1903) was an Indian civil servant and administrator who served as the Diwan of Baroda from 15 July 1896 to 2 October 1901. He was the elder brother of Indian journalist, Kasturi Ranga Iyengar.