Sarah Sjöström – Wikipedia

Sarah Fredrika Sjöström (Swedish: [ˈɧø̂ːstrœm]; born 17 August 1993) is a Swedish competitive swimmer specialized in the sprint freestyle and butterfly events. She is the current world record holder in the 50-meter freestyle (long course), the 100-meter freestyle (long course), the 200-meter freestyle (short course), the 50-meter butterfly (long course), and the 100-meter butterfly …

https://en.wikipedia.org/wiki/Sarah_Sj%C3%B6str%C3%B6m