Tour des Pays-Bas
Schalk Verhoef (5 August 1935 – 18 January 1997) was a Dutch cyclist who won a bronze medal in the road race at the 1957 UCI Road World Championships. He also won the Ronde van Zeeland in 1957 and individual stages of the Olympia's Tour (1956, 1957) and Ronde van Nederland (1960).