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John Steffensen
AUSHommes
Date de naissance8/30/1982
BirthplacePerth, Australia
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John William Steffensen (born 30 August 1982) is an Australian former track and field athlete, who specialised in 200 and 400 metres. He won silver at the 2004 Olympics in Athens. His personal bests were 20.79 and 44.73.