The FINA World Junior Swimming Championships is a swimming championship event organized by FINA for girls aged 14–17 and boys aged 15–18 on 31 December of the year of the competition. It is held biennially, and has been held since 2006.
The U.S. Open Swimming Championships, or U.S. Open, is a championship meet organized by USA Swimming which is open to international teams/swimmers. It was first held in 1985, and was held annually in December through 2006. Beginning in 2007, the meet's first-weekend-of-December timing was given over to the resurrected USA Short Course Nationals, and the U.S. Open moved to being held on an as-needed basis. Since 2007, the meet has been held in early August, in years where the U.S. Nationals are not held in August.
Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the world record holder in the short course 200-metre butterfly and 400-metre individual medley. Formerly, she held the world record in the short course 400-metre freestyle, 800-metre freestyle, and 1500-metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
The women's 400 metre individual medley competition of the swimming events at the 2011 World Aquatics Championships was held on July 31 with the heats the final.
Hali Flickinger is an American professional swimmer who specializes in freestyle, butterfly, and individual medley events. She represents the Cali Condors of the International Swimming League.
Leonardo Coelho Santos is a Brazilian swimmer.
Rebecca Meder is a South African swimmer. She is the African record holder in the 100 metre individual medley and the South African record holder in the long course and short course 200 metre individual medley. At the 2022 World Short Course Championships, she placed sixth in the final of the 100 metre individual medley. In the 200 metre individual medley at the 2022 Commonwealth Games, she placed fourth in the final. At the 2021 African Championships, she won 11 gold medals, six in individual events and five in relay events, swimming on the finals relay for each of the five relay events.
Kathryn Eileen Grimes is an American competitive swimmer. At the 2022 World Aquatics Championships, she won silver medals in the 1500 meter freestyle and the 400 meter individual medley. She placed fourth in the 800 meter freestyle at the 2020 Summer Olympics, where she was the youngest member of the US Olympic Team at 15 years of age.
The Women's 4 × 100 metre medley relay competition of the 2022 FINA World Swimming Championships was held on 18 December 2022.
The Women's 200 metre individual medley competition of the 2022 FINA World Swimming Championships was held on 13 December 2022.
The Women's 100 metre individual medley competition of the 2022 FINA World Swimming Championships was held on 15 and 16 December 2022.
The Men's 400 metre individual medley competition of the 2022 FINA World Swimming Championships was held on 17 December 2022.
The Women's 4 × 50-metre medley relay competition of the 2022 FINA World Swimming Championships was held on 17 December 2022.
