Gang Sun-deok (born 29 October 1974) is a South Korean long-distance runner.
[1] Gang started track and field as a 1500 metres runner in 1990 while in middle school.
While training primarily for the 5000 m and 10,000 m, she won the 1995 Chosun Ilbo Chuncheon International Marathon with a time of 2:35:37.
She set a Korean record in the 5000 m in 1997, but retired from professional competition the following year due to a muscle injury.
In January 2006, she set a new South Korean record in the 3M Women's Half Marathon held in Austin, Texas.