Sonya Klopfer
Helen Sonya Klopfer (born 26 December 1934 in Brooklyn, New York) is a former American figure skater who started in a single run.
Knocker, which was named by her mother after Sonja Henie, as this adored, 1951 U.S. champion in figure skating ladies. In the same year she won the bronze medal after the British Jeannette Altwegg and the French Jacqueline du Bief in their second World Cup participation. A year later she became Vice World Champion behind you Bief at the World Championships in Paris. At the Olympic Games in Oslo in 1952 they finished fourth.
After the end of her amateur career she toured with Ice Capades and Holiday on Ice and won the world championship of Professionals in 1964. Later she married a Canadian figure skater and figure skating coach Peter Dunfield and worked as a trainer. Among her pupils were Dorothy Hamill, Elizabeth Manley and Scott Smith.