Fedor Emelianenko is a revered mixed martial artist from Russia. Notably a PRIDE Heavyweight Champion and multi-time combat sambo world champion, he's regarded as one of the greatest MMA fighters ever, popularizing the sport globally.
This is based on winning 3 head-to-head matchups with other famous people, but also losing 16 head-to-head matchups.
Most recently Fedor Emelianenko lost a matchup to Laurence Fishburne (#472) voted by someone from United States.