Winnington won three bronze medals at the
2017 FINA World Junior Swimming Championships in the 200 m freestyle and the freestyle and medley relays. Winnington's breakthrough would come at the
2018 Commonwealth Games where he won gold in the freestyle relay alongside
Kyle Chalmers,
Alexander Graham and
Mack Horton. The relay team's time of 7:05.97 was a games record. In 2019, Winnington would compete at the
2019 Australian Swimming Championships, winning gold in the 400 m freestyle event and silver in the 200 m freestyle event. Two years later, at the
2021 Australian Swimming Championships, Winnington would retain his title in the 400 m freestyle event and won bronze in the 200 m freestyle event.
2020 Summer Olympics At the
2021 Australian Swimming Trials, Winnington competed in the 50 m, 100 m, 200 m, 400 m and 800 m freestyle events. He qualified for the Olympic team in the 200 m and 400 m events, coming first in the 400 m event and second in the 200 m. Although Winnington qualified with the fastest time in the world for the 400m freestyle, he failed to claim a medal in the final.
2022 World Aquatics Championships Winnington won his first international gold medal in the 400m freestyle during the
2022 World Aquatics Championships in Budapest, Hungary. He swam a personal best time of 3:41.22 in the final, which was the 5th fastest time in the history of the men's 400m freestyle (long course). Winnington also won bronze in the freestyle relay. ==References==