Namesakes
Sonja Barend
(a.k.a. de Groot) (f) 1940- 
Notable Actors and Entertainers (presenter)
Boudewijn de Groot
(m) 1944-
Notable Musicians
Myra De Groot
(f) 1937-1988
Notable Actors and Entertainers (actor)
Sytske de Groot
(f) 1986-
Olympic Medalists 2012 rowing (bronze)