Namesakes

Dutch Prime Ministers: 4 prime ministers
Wim Schermerhorn (a.k.a. Willem)   1945-1946  
Willem Drees   1948-1958  
Barend Biesheuvel (a.k.a. Willem)   1971-1973  
Wim Kok (a.k.a. Willem)   1994-2002  
Nobel Prize Winners: 1 medicine, 1 peace
(medicine) Willem Einthoven   1924  
(peace) F. W. de Klerk (a.k.a. Willem)   1993  
Notable Actors and Actresses: 1 actor
Willem Dafoe   1955-  
Notable Artists: 1 painter
Willem de Kooning   1904-1997  
Notable Athletes: 5 rugby, 1 soccer
(soccer) Willem van Hanegem   1944-  
(rugby) Schalk Burger (a.k.a. Willem)   1983-  
(rugby) Willem Alberts   1984-  
(rugby) WP Nel (a.k.a. Willem)   1986-  
(rugby) Tim Visser (a.k.a. Willem)   1987-  
(rugby) Willie le Roux (a.k.a. Willem)   1989-  
Notable Explorers and Adventurers: 2 explorers
Willem Barentsz   1550-1597  
Willem Janszoon   1570-1630  
Notable Hosts and Presenters: 1 radio/television
(radio/television) Willem Duys   1928-2011  
Notable Writers: 1 author, 1 author/poet
Willem Elsschot   1882-1960  
Willem Frederik Hermans   1921-1995  
Olympic Medalists: 1 bronze
(bronze) Wim Slijkhuis (a.k.a. Willem)   1948   1500 m; 5000 m  
Other Leaders: 1 president
President F. W. de Klerk (a.k.a. Willem)   1989-1994   South Africa  
Other Royalty: 4 kings, 1 prince
Willem I   1815-1840   Netherlands  
Willem II   1840-1849   Netherlands  
Willem III   1849-1890   Netherlands  
Emmanuel of Belgium (a.k.a. Willem)   2005-   Belgium  
Willem-Alexander   2013-   Netherlands