Ranking Member

Ranking Member Thornberry's Biography

Mac Thornberry is currently the Ranking Member (top Republican) of the House Armed Services Committee. 

He served as Chairman of the Armed Services Committee from January 2015 to January 2019.  A fifth generation Texan, Congressman Thornberry is a lifelong resident of the 13th District of Texas, which he has represented in Congress since 1995.

Congressman Thornberry believes that defending our country is the first function of the federal government.  In a time of unprecedented security challenges, he is committed to ensuring that the United States has the military capability and agility needed to protect the nation and our interests around the world.  He believes that the men and women who serve deserve to have the best training, equipment, and support that our country can provide.

Widely respected as an innovator and strategic thinker, Thornberry has consistently been on the leading edge of shaping policy on critical national security concerns, including terrorism, cybersecurity, and strategic nuclear issues.   He has focused on long-term reform of the Department of Defense, including the acquisition process, Pentagon organization, and authorities to foster innovation.

Congressman Thornberry's priority is always to support and provide for the men and women who serve our country and their families.  While he was Chairman, Congress instituted major reforms to military retirement, military health care, commissaries, and the Uniform Code of Military Justice. 

Congressman Thornberry has written widely on defense matters, and appeared regularly on all major cable and network television channels providing congressional insight on national security issues.    

Thornberry previously served in the Reagan Administration as Deputy Assistant Secretary for Legislative Affairs at the State Department.  He also served on Capitol Hill as a Chief of Staff, practiced law in Amarillo, Texas, and participates in his family’s ranching business.  He has his wife, Sally, have two adult children.