Charlie Swanson

Olympic trials Swanson qualified for both the 2016 and 2021 U.S. Olympic trials. In 2016, in Omaha, he made the trial finals, finishing seventh in the 400 meter Individual Medley, but failed to make the finals in the 200 meter medley and the 200 meter breaststroke. At the 2020 Olympic trials, Swanson competed in the breaststroke and individual medley, but did not make the finals, though he finished 9th in the semifinals of the 200 breaststroke, just missing the finals.

Later, at the August, 2024 Olympic games in Paris, Swanson first won a gold medal in the , though he did not swim in the final. Swanson's breaststroke time in the preliminary heat of the mixed relay was 59.65 seconds, leading his team to a top qualifying time of 3:40.98. In the final of the 4 x 100 mixed medley relay swimmers Ryan Murphy swam backstroke, Nic Fink swam breaststroke, Gretchen Walsh swam butterfly and Torri Huske swam the anchor freestyle, finishing with a world record time of 3:37.43 to take gold in the event.

In international competition, Swanson captured a gold medal in the men's 400 metre individual medley event at the 2019 Pan American Games held in Lima, Peru.