Dee ihe na-aga n'ihu maka paragraf a - Karen Tracey van Wirdum (amụrụ na 9 Eprel 1971) bụ onye bụbu onye na-egwu mmiri n'efu si Australia, onye sooro asọmpi Olimpik oge ọkọchị atọ n'usoro maka obodo ya, malite na 1988. O ritere ihe nrite ọla edo na 100 mita freestyle na 1990 Commonwealth Games na na 50 mita freestyle na 1994 Commonwealth Games
Ọ dị mma.