Alison Sydor (born September 9, 1966 in Edmonton, Alberta) is a Canadian cross country mountain cyclist. She began cycling at age 26 and is a graduate of the University of Victoria. She won a silver medal at the 1996 Summer Olympics, and has won 4 world championships gold medals (1994 in Vail, Colorado; 1995 in Kirchzarten , Germany; 1996 in Cairns, Australia; and the 2002 relay race in Kaprun, Austria.) She has also won four silver medals at world championships. (1999, 2000, 2001 and 2003)