| Chung Seok-Keun 정석근 | |
| Fullname: | Chung Seok-Keun |
| Birth Date: | 25 November 1977 |
| Birth Place: | South Korea |
| Height: | 1.78 m |
| Position: | Forward |
| Youthclubs1: | Ajou University |
| Years1: | 2000–2001 |
| Years2: | 2002–2003 |
| Years3: | 2004–2005 |
| Years4: | 2008–2010 |
| Clubs1: | Busan I'Cons |
| Clubs2: | Gwangju Sangmu Phoenix (Army) |
| Clubs3: | Incheon Korail |
| Clubs4: | Incheon Korail |
| Caps1: | 8 |
| Caps2: | 1 |
| Goals1: | 1 |
| Goals2: | 0 |
| Nationalyears1: | 1997 |
| Nationalyears2: | 1999 |
| Nationalteam1: | South Korea U-20 |
| Nationalteam2: | South Korea U-23 |
| Nationalcaps1: | 3 |
| Nationalcaps2: | 1 |
| Nationalgoals1: | 0 |
| Nationalgoals2: | 0 |
| Hangul: | 정석근 |
| Hanja: | 鄭石根 |
| Rr: | Jeong Seok-geun |
| Mr: | Chŏng Sŏk-kŭn |
Chung Seok-Keun (born November 25, 1977) is a South Korean football player who is playing for National League side Incheon Korail. Jung has played in the K-League for two sides, making his professional debut for Busan I'cons in 2000 before joining Gwangju Sangmu Phoenix (army) for the 2002 season. He signed for Incheon Korail in 2004, and was voted league MVP in 2005 as Incheon Korail lifted the K2 League championship. He rejoined Incheon Korail in mid-2008.