Fanny "Bobbie" Rosenfeld (December 28, 1904 — November 14, 1969) was a Canadian athlete, who won a gold medal for the 400 metre relay and a silver medal for the 100 metre at the 1928 Summer Olympics in Amsterdam. She was called the "best Canadian female athlete of the half-century" and a star at basketball, hockey, softball, and tennis. She was named Canada's Female Athlete of the First Half-Century (1900–1950). She also was called Bobbie for her "bobbed" haircut. The Bobbie Rosenfeld Award is named in her honour.