Woon Sui Kut (Chinese: ???; pinyin: Wen Ruì JÃ) was one of Singapore's longest-serving veteran swimming officials and a known figure in the international sporting arena.
He was formerly a teacher at Victoria School.
Woon had officiated in numerous swimming events, including 10 Olympics swimming events in his lifetime.
He was also known in the local swimming fraternity as "the Father of Swimming, Technical Officiating, Life Saving, Diving and Water Polo"Woon died peacefully at the Changi General Hospital on 21 December 2013, at 4.34pm.
He had died from complications after a fall at home a day before, and four days after returning from his officiating work at the 2013 Southeast Asian Games in Myanmar.