Sandra (Sandi) Kirby OC is a Canadian sociologist and former Olympic athlete. A member of the Canadian women's rowing team at the 1976 Summer Olympics, she competed in the women's quad sculls, with her team finishing ninth. After competing at the Olympics, she lobbied for a number of years to have the International Olympic Committee drop its requirement that all female athletes automatically had to undergo chromosomal testing to ensure that they were actually female, a rule which was not dropped until the 2000 Summer Olympics. In 2018, Kirby was inducted into the Canada's Sports Hall of Fame.