Ladda Tammy Duckworth (born 1968) is the Assistant Secretary of Public and Intergovernmental Affairs for the United States Department of Veterans Affairs. She was previously the director of the Illinois Department of Veterans Affairs.

Duckworth is an Iraq War veteran whose severe combat wounds cost her both of her legs and damaged her right arm. She continues to serve as a Major in the Illinois Army National Guard along with her husband, Major Bryan W. Bowlsbey, a signal officer and fellow Iraq War veteran.

In the 2006 election, Duckworth was the Democratic nominee for the U.S. House of Representatives seat for the sixth district of Illinois which was being vacated by long-time Representative Henry Hyde. Duckworth lost to her opponent, Representative Peter Roskam, by 2% of the vote.