Barbara Lynn Cubin (born November 30, 1946) was a Republican member of the United States House of Representatives, having served as the sole member of that body from Wyoming. In the 109th Congress, she was a member of the House Resources Committee and the House Energy and Commerce Committee. In the wake of the Democratic takeover of Congress in the 2006 elections, Cubin was relegated to the House Energy and Commerce Committee, as a Member of both the Health and Telecommunications Subcommittees. She was the first woman elected to Congress from Wyoming and also the only member of Congress who was a member of the National Rifle Association Board of Directors.