Jim Lovell is an American retired astronaut, naval aviator, and test pilot known for his missions on Apollo 8 and the ill-fated Apollo 13. He was the first person to fly to the Moon twice.
This is based on winning 8 head-to-head matchups with other famous people, but also losing 26 head-to-head matchups.
Most recently Jim Lovell lost a matchup to Leslie Nielsen (#797) voted by someone from Canada.