Mark Huizinga (born September 10, 1973) is a Dutch judoka and Olympic champion.Huizinga was born in Vlaardingen, Zuid-Holland in Netherlands in 1973. He won the gold medal in the men's under 90 kg class at the 2000 Summer Olympics by defeating Brazil's Carlos Honorato by ippon. He took bronze at the 1996 and 2004 Summer Olympics. Other laurels include five European Championships and a bronze medal at the 2005 World Judo Championships. Huizinga retired after the 2008 Olympics.