S. Muthiah Mudaliar CIE (1883 - July 15, 1953) was an Indian politician and legislator of the Justice Party and later, the Swarajya Party and an independent minister in the Madras Presidency. He is largely remembered for introducing the Communal Government Order implementing reservations in the Presidency.Muthiah Mudaliar was born in Kumbakonam. He studied and graduated in law and commenced practice as a lawyer.