The World Aquatics Junior Swimming Championships is an international swimming championship event organized biennially by World Aquatics for swimmers aged 14–18 years as of the 31st December of the year of the competition. It is usually held on odd years. Prior to 2023, the event was known as the FINA World Junior Swimming Championships and was open to female swimmers aged 14–17 and male swimmers aged 15–18 as of the 31st of December of the year of the competition.
The European Junior Swimming Championships is an annual swimming competition for European swimmers organized by the Ligue Européenne de Natation and held over five days. The competitor age for females was 15 to 16 years; for males it is 17 to 18 years until 2015. From 2016 the competitor age is for females 14 to 17 years and for males 15 to 18 years.
The United States Swimming National Championships are held annually, in summer. The event is organized by USA Swimming, and is held in a long course (50m) pool. In the past, and as recently as 2007, there were 2 meets annually: a Spring and a Summer Nationals. The Spring meet began as a 25-yard meet, while the Summer meet was long course. Prior to USA Swimming's creation in the late 1970s, the meet was run by the AAU.
Sarah Fredrika Sjöström is a Swedish competitive swimmer specialising in the sprint freestyle and butterfly events. In the history of swimming, Sarah is one of the most decorated swimmers in the world of all time.
This article includes the world record progression for the 4×100 metres freestyle relay, and it shows the chronological history of world record times in that competitive swimming event. The 4×100 metres freestyle relay is a relay event in which each of four swimmers on a team swims a 100-metre freestyle leg in sequence. The world records are recognized by and maintained by FINA, the international competitive swimming and aquatics federation that overseas the sport in international competition.
The South American Swimming Championships are a biennial aquatics championships for countries from CONSANAT. These championships include competition in swimming, diving, synchronized swimming, water polo, and open water swimming.
Carina Doyle is an Australian-born New Zealand Olympic swimmer. In 2018 she competed at the 2018 Commonwealth Games in the Women's 4x100m Freestyle Relay, and the Women's 100m, 200m and 400m Freestyle events.
