Sandra Kornelia Zwolle (born 15 March 1971) is a retired speed skater from the Netherlands who was active between 1988 and 1999. She competed at the 1998 Winter Olympics in the 500 m and 1000 m and finished in 17th and 15th place, respectively. She won a bronze medal in the 1500 m at the world championships in 1996 and a silver medal in the 1000 m in 1997. Nationally, she won the 1000 m in 1995 and 1996 and collected more than ten silver and bronze medals in various disciplines between 1991 and 1999. After retirement from competitions she worked as a sports commentator at the Thialf ice arena.