Wendy Elizabeth Griner, later surname: Ballantyne (born April 16, 1944) is a Canadian former figure skater. She is the 1962 World silver medallist, the 1963 North American champion, and a four-time (1960–63) Canadian national champion. She competed at the 1960 Winter Olympics in Squaw Valley and 1964 Winter Olympics in Innsbruck, placing 12th and 10th, respectively.