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Sierra WILLIAMS
800m
400m
 Australia
Born2009
Sierra's code15184660
Current World Rankings
#1947 Woman's 400m
Personal bests
resultResult
2:10.44
dateDate
02 OCT 2025
scoreScore
983
competitionCompetition & venue
Queensland Sport and Athletics Centre, Nathan, Brisbane (AUS)
resultResult
55.85
dateDate
05 OCT 2025
scoreScore
982
competitionCompetition & venue
Queensland Sport and Athletics Centre, Nathan, Brisbane (AUS)
* Not legal
Season’s bests (2025)
* Not legal
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