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Thomas Massie represents Kentucky's 4th Congressional District in the U.S. House of Representatives, where he has served since a special election in 2012. He holds assignments on the Judiciary Committee and the Transportation and Infrastructure Committee, serving on multiple subcommittees including those focused on the Constitution and Limited Government, Courts and Intellectual Property, and various transportation-related areas. Prior to his congressional service, Massie served as Lewis County Judge-Executive and has an educational background in engineering from MIT.
- Name
- Thomas Massie
- Party
- Republican
- State
- Kentucky
- District
- KY-4
- Committees
- Courts, Intellectual Property, Artificial Intelligence, and the Internet Subcommittee, Transportation and Infrastructure Committee, Judiciary Committee
- Key Fact 1
- Thomas Massie won a special election in November 2012 to fill the vacancy in Kentucky's 4th Congressional District and took office that month.
- Key Fact 2
- He serves on the House Judiciary Committee, including its subcommittees on the Constitution and Limited Government, and Courts, Intellectual Property, Artificial Intelligence, and the Internet.
- Key Fact 3
- He is a member of the Transportation and Infrastructure Committee, serving on the Aviation, Highways and Transit, and Water Resources and Environment subcommittees.
- Key Fact 4
- Before entering Congress, Massie served as Lewis County Judge-Executive from 2011 to 2012.
- Key Fact 5
- He holds both bachelor's and master's degrees in mechanical engineering from the Massachusetts Institute of Technology.
- Key Fact 6
- Massie has been known for frequently voting against spending bills and often being among a small number of dissenting votes on various legislative measures.
- Key Fact 7
- He founded a technology company that developed touch-based computer interface technology before entering politics.
- Key Fact 8
- Massie has consistently represented Kentucky's 4th District, which covers the northern part of the state along the Ohio River, including parts of the Cincinnati metropolitan area.
Data from Congress.gov
Fact Sheet
- Name
- Thomas Massie
- Party
- Republican
- State
- Kentucky
- District
- KY-4
- Chamber
- House
- Committees
- Courts, Intellectual Property, Artificial Intelligence, and the Internet Subcommittee, Transportation and Infrastructure Committee, Judiciary Committee
- Key Votes
- 50
Data from Congress.gov
Promise vs. Vote
Promise Kept Rate
60%
Kept 3 of 5 promises this session
Co-sponsored · Voted YEA · Dec 17, 2025
Co-sponsored · Voted YEA · Nov 18, 2025
Co-sponsored · Voted YEA · Sep 19, 2025
Co-sponsored · Voted NAY · Mar 25, 2025
Co-sponsored · Voted NAY · Jan 15, 2025
