Emma mckeon is the most successful australian athlete in olympic history, the winner of 12 medals. At the 2020 games in tokyo she made history by becoming the first female swimmer. She also took home bronze medals in the 100m butterfly, 4x200m freestyle relay, and 4x100m mixed medley relay taking her medal tally in japan to seven - the most by any female.

At the 2020 summer olympics held in tokyo, japan, mckeon won seven medals, the most by a female swimmer at a single olympic games. [18][19] her feat equalled the most medals won.