(silver) Duncan Gillis
1912 hammer throw

(gold) Dunc Munro (a.k.a. Duncan)
1924 ice hockey

(gold) Duncan McNaughton
1932 high jump

(silver) Duncan White
1948 400 m hurdles

(gold/bronze) Duncan Goodhew
1980 swimming - 100 m breaststroke; swimming - 4x100 m medley relay

(gold/silver) Duncan Armstrong
1988 swimming - 200 m freestyle; swimming - 400 m freestyle

(gold) Duncan Keith
2010; 2014 ice hockey
