Marco Antonio Tomati or Marc'Antonio Tomati (unknown â 7 January 1693) was a Roman Catholic prelate who served as Bishop of Asti.
Marco Antonio Tomati was born in Caravonica, Italy on 5 January 1583. On 11 January 1666, he was appointed during the papacy of Pope Alexander VII as Bishop of Asti. He served as Bishop of Asti until his death on 7 January 1693.