Wilhelmina M. "Wil" Blom-van Wees also called Willy van Wees (born 25 January 1942) is a Dutch former long track speed skater, who was active in the 1960s. Van Wees was born in Muiden. She won the silver medal at the 1963 Dutch Allround Championships. In the winter of 1963/1964 Van Wees set a new Dutch record in the 1000 meters. She was one of the ladies who was invited in October 1964 for the first Dutch women's national team (in Dutch nl:kernploeg) with, among others, Stien Kaiser and Carry Geijssen, with coach and trainer . The ladies were dedicated and funded their own training camp in Norway in 1965.