 | |
| Personal information | |
|---|---|
| Born | 18 August 1974 Haeju, North Korea |
| Korean name | |
| Chosŏn'gŭl | 정성옥 |
| Hancha | 鄭成玉 |
| Revised Romanization | Jeong Seongok |
| McCune–Reischauer | Chŏng Sŏng'ok |
Jong Song-ok (Korean: 정성옥; born 18 August 1974) is a female long-distance runner and politician from North Korea, who won the world title in the women's marathon at the 1999 World Championships in Athletics in Seville, Spain. To date, it is the only medal ever won by a North Korean athlete at the World Championships.