| Personal information | |
|---|---|
| Born | 8 January 1998 |
| Korean name | |
| Hangul | 원영준 |
| RR | Won Yeongjun |
| MR | Wŏn Yŏngjun |
| Sport | |
| Sport | Swimming |
Won Young-jun (Korean: 원영준; born 8 January 1998) is a South Korean swimmer. He competed in the men's 100 metre backstroke event at the 2016 Summer Olympics.