Born6 June 1932 (age 83)
Willebroek, Belgium (1932-06-06)
Jan (Cesar Jan) Adriaensens (born 6 June 1932 in Willebroek) is a former Belgian road bicycle racer. He finished twice on the podium of the Tour de France, with a third place in 1956 and in 1960. In both these years, he wore the yellow jersey as the leader of the general classification.