Date of Birth: 
About Choi Yun-hui
- Choi Yun-hui (born 1 September 1967) is a South Korean swimmer.
- She competed in two events at the 1984 Summer Olympics.Choi is the younger sister of Choi Yun-jung, who also competed internationally for South Korea in swimming.
- The two were nicknamed the "Seal Sisters", and were noted for frequently both breaking national backstroke records at the same time.
- Choi began learning to swim while in kindergarten through lessons at the YMCA.
- Both sisters attended Seoul National University Middle School, and represented their school in swimming at the national level.
- Following the 1984 Olympics, she won gold in the 100 m and 200 m backstroke at the 1986 Asian Games.In 1987, she became the first South Korean model for the Japanese sports drink brand Pocari Sweat.
- In 2017, she was named a board member of the Korean Sport & Olympic Committee.
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