Gabriël Alphonse Alexander (Gaby) Minneboo (born 12 June 1945) is a retired cyclist from the Netherlands who won the Amateur UCI Motor-paced World Championships in 1975–1977, 1980 and 1982.
He finished in third place in 1972, 1973 and 1979.
After retiring in 1983 he founded a company manufacturing sports trophies and awards.