Siobhan Haughey is Hong Kong's most successful swimmer, and the first from the city to win an Olympic medal in the pool. She won two silver medals, in the women's 100m and 200m freestyle events at the Tokyo Games. A world-record holder in the 200m, she won two golds at the Short Course World Championships in 2021. At the 2024 Paris Games, she extended her record as Hong Kong’s most decorated Olympian, winning two more bronze medals.