Sang-bum Gu
DF · Born June 15, 1964
Age in each playoff game
- 1990 Group stage (June 12, 1990), South Korea vs Belgium 0–2: 25 years, 362 days
- 1990 Group stage (June 17, 1990), South Korea vs Spain 1–3: 26 years, 2 days
Age in each season
- 1990 (South Korea): 25 years, 358 days to 26 years, 23 days
- 1994 (South Korea): 30 years, 2 days to 30 years, 32 days