Seth Moulton

Democratic

Seth Moulton is a U.S. representative from Massachusetts’s 6th Congressional District and a Democratic primary challenger to Markey. His campaign biography highlights his Marine Corps service, his work in Congress, and his pitch as a newer generation of Democratic leadership focused on change and urgency.

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Background

Career History

U.S. Representative 2015 – Present

U.S. House of Representatives

Represents Massachusetts’s 6th Congressional District.

Marine Corps officer 2001 – 2008

United States Marine Corps

Served as a Marine officer, including combat service in Iraq.

Business and public service roles 2008 – 2015

Various

Worked in business and public service before election to Congress.

Education

Phillips Academy Andover High school diploma

Harvard University B.A. in Physics and economics (2001)

Harvard Business School M.B.A. in Business administration (2011)

Data Analysis Information

Data compiled from public sources and analyzed using AI. Last updated 4/6/2026. Visit candidate websites for the most current information.