Luke Messer was born in 1969 in Evansville, Indiana. He holds a bachelor's degree in speech from Wabash College and a Juris Doctor from Vanderbilt University Law School. Messer began his career in law and public service, working as an associate counsel at Koch Industries and as a press secretary for a Tennessee representative. He then served as legal counsel on the House Subcommittee for Government Reform for Indiana representatives and managed a congressional campaign. Messer transitioned to politics, becoming the executive director of the Indiana Republican Party and later serving in the Indiana House of Representatives. He also spent time as a registered lobbyist before being elected to the U.S. House of Representatives in 2012. During his tenure, he chaired the House Republican Policy Committee and authored several pieces of legislation related to education, tax policy, and immigration. Messer concluded his term in 2019 after an unsuccessful bid for the U.S. Senate.

Luke Messer's political identity is marked by a blend of traditional conservatism with unexpected policy alignments. He staunchly opposes abortion rights and same-sex marriage, yet his legislative record reveals a calculated approach to protecting regional industrial interests. Messer supports tax code simplification and reducing tax rates, aligning with broader Republican ideals, but his stance on education reform through expanded school vouchers and innovative student loan policies suggests a willingness to disrupt conventional approaches. His support for a balanced budget amendment contrasts with his backing of specific federal interventions, such as restoring education benefits to veterans, showcasing a nuanced ideological stance.