| Personal information | |
|---|---|
| Nationality | South Korean | 
| Born | 20 February 1960 | 
| Sport | |
| Sport | Long-distance running | 
| Event | Marathon | 
Yoo Jae-sung (born 20 February 1960) is a South Korean long-distance runner. He competed in the men's marathon at the 1988 Summer Olympics. [1]