Wim van der Gaag (born 14 July 1936) is a retired professional footballer in the Netherlands and in Australia, known for his frequent change of teams.
In 1955–56, at SC Emma, he was the top scorer with Janus van der Gijp, both scoring seven goals.
Late August 1959, Van der Gaag scored the first two goals in BVV's 4–0 victory over SBV Excelsior.
[2] Back in the Netherlands, at AGOVV Apeldoorn (1966–67), Van der Gaag was instrumental in its 2–0 victory against Excelsior Rotterdam on 14 August 1966, this time scoring only one of two goals.
Van der Gaag managed CDN Driebergen, Amsvoorde Amersfoort, VV Lunteren, WVC Winterswijk, AD Aalten, SV Steenderen and SDOUC Ulft.