Marvin Leonel Esch (August 4, 1927 – June 19, 2010) was an American politician from the U.S. state of Michigan and a member of the Republican Party. He served in the U.S. House of Representatives from 1967 to 1977 before unsuccessfully seeking a seat in the United States Senate in the 1976 election. Following his political career, Esch became active in business and political activism, becoming director of public affairs for the U.S. Steel Corporation and director of programs and seminars for the American Enterprise Institute.