Namesakes
Dutch Prime Ministers:
1 prime minister
Wim Kok 1994-2002 
Notable Actors and Entertainers:
1 actor
Mimi Kok 1934-2014
Olympic Medalists:
1 silver/gold
(silver/gold) Ada Kok 1964; 1968 swimming - 100 m butterfly; swimming - 4x100 m medley relay; swimming - 200 m butterfly