Duk-Koo Kim – after his brutal death both the referee who officiated the match and Kim's mother committed suicide
Becky Zerlentes – the first woman to die in the ring
Evander Holyfield – had his ear bite off by Mike Tyson
Frankie Campbell – had his brain knocked off from his skull
Frankie Campbell whose real name was Francisco Camilli was born in 1904. His professional record included 40 fights, 33 wins (26 Kos), 4 loses, 2 draws and 1 no contest. His final fight was held in San Francisco, California, on August 25th, 1930. He lost his life against the infamous Max Baer, portrayed as a vicious killer in the movie Cinderella Man.