Jan Zelezny
Jan Zelezny is a former Czech track and field athlete. He is an Olympic champion with many gold medals as well as a world record holder. He has numerous records registered in his name. He holds the record for the top five javelin performances ever. He came up with another record in 1996 with a 98.48 throw and made world championships record in the throw of 92.8m 2001. He has hurled 53 of 99 throws over 90 meters. He nowadays gives coaching in Prague and is working for the IOC.