Waldemar Legien (born 28 August 1963) is a retired Polish judoka.
He won two Olympic gold medals in different weight classes, in 1988 and 1992.
He is also the first person to win back-to-back two Olympic gold medals in Judo.For his achievements, he received the Officer's Cross of the Order of Polonia Restituta (4th Class) in 1988.
Legien is the manager of Racing Club de France in Paris.