Willem Duyn [Edit] By Sticky Facts Editorial StaffWillem Duyn biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Willem Duyn date of birth:March 31, 1937How old was Willem Duyn when died?67When did Willem Duyn die?December 3, 2004 Tags: birth day 31birth month marchbirth year 1937death day 3death month decemberdeath year 2004 Suggested Posts Emma Watson Facts Bruno Mars Facts Cristiano Ronaldo Facts Adele Facts Shakira Facts Beyoncé Knowles Facts The Weeknd Facts Ronaldo Facts