Kalpana Chawla was an Indian-born American astronaut and aerospace engineer, notable for being the first woman of Indian origin to fly to space. She participated in two space missions on the Space Shuttle Columbia.
This is based on winning 4 head-to-head matchups with other famous people, but also losing 18 head-to-head matchups.
Most recently Kalpana Chawla lost a matchup to Danny Glover (#613) voted by someone from Canada.