
In 2014, she gained another two silver medals in the women's 100-metre freestyle and 200m individual medley at the Youth Olympics, again setting history for the Hong Kong swimming team. She won two silver and five bronze medals in 2013 East Asian Games, making her the most decorated Hong Kong athlete all time in a single East Asian Games. Haughey won gold and broke the meet record in the 100-metre freestyle at the World Junior Championships in 2013 she was the first Hong Kong swimmer to medal at the event. She graduated from the University of Michigan in 2019, majoring in psychology. Her paternal granduncle was former Irish Taoiseach Charles Haughey. Her elder sister, Aisling, is also a swimmer and represented Hong Kong in amateur events. Haughey was born in Hong Kong on 31 October 1997, shortly after the handover of Hong Kong, to an Irish father, Darach, and a Hongkonger mother, Canjo. She represents Energy Standard in the International Swimming League.


She has broken 19 Hong Kong records and 6 Asian records in her career (currently holding 18 and 5 records) and breaking them for 77 times and 21 times respectively. Haughey is also Hong Kong’s first World Record holding swimmer after breaking the 200-metre freestyle record at the 2021 World Short Course Championships, as well as the first ever Short Course World champion and Junior World's champion. She became the first Hong Kong swimmer to win an Olympic medal and the first Hong Kong athlete to win two Olympic medals in any sport, after winning silver in the women's 200-metre freestyle and women's 100-metre freestyle during the Tokyo 2020 Summer Olympics. Siobhán Bernadette Haughey ( Chinese: 何詩蓓 Jyutping: ho4 si1 pui4 born 31 October 1997 pronounced ( / ʃ ə ˈ v ɔː n ˈ h ɔː h i/ shə- VAWN HAW-hee ) is a Hong Kong competitive swimmer.
