Karen Sheffield Heney (born 7 April 1961) is a Canadian retired judoka and coach who won three medals at the Pan American Judo Championships between 1982 and 1986.

[1] Sheffield was Canadian Champion 10 times,[3][1] has taught judo for over 25 years[3][2] and represented Canada at the 1980 World Judo Championships,[4] in New York City, United States, the first edition of this competition to allow women.

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