Lynn Morley Martin (born Judith Lynn Morley; December 26, 1939) is an American businesswoman and former politician who served as the 21st United States secretary of labor from 1991 to 1993, under President George H. W. Bush. A member of the Republican Party, she previously represented Illinois's 16th congressional district in the United States House of Representatives from 1981 to 1991. Before her election to Congress, Martin served in both chambers of Illinois General Assembly; in the State House of Representatives from 1977 to 1979, as well as the State Senate from 1979 to 1980.