| Hangul: | 리금성 |
| Rr: | I Geumseong |
| Mr: | Ri Kŭmsŏng |
| Context: | north |
Ri Kum-Song (; born 23 May 1980) is a North Korean long-distance runner who specializes in the marathon.
He competed in the 2008 Olympic marathon. He also finished eighth at the 2006 Asian Games.
His personal best time is 2:14:30 hours, achieved at the 2007 Pyongyang Marathon.