Allen Lucas “Luke” Messer is an American politician who has represented Indiana’s 6th congressional district in the United States House of Representatives since 2013. He is a member of the Republican Party.

Born in Evansville, Indiana, Messer is a graduate of Wabash College and Vanderbilt University Law School. After an unsuccessful run for the U.S. House in 2000, Messer served as the executive director of the Indiana Republican Party from 2001 to 2005. He was appointed to serve in the Indiana House of Representatives in 2003, after State Representative W. Roland Stine was killed in a car accident. Messer represented Indiana’s 57th District from 2003 to 2007. In 2012, Messer defeated Democratic challenger Brad Bookout and was elected to a seat in the U.S. House of Representatives.