| Chaeryong River | |
| Source1 Location: | Yellow Sea, South Hwanghae Province |
| Mouth Location: | Taedong River |
| Mouth Coordinates: | 38.6457°N 125.6213°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Democratic People's Republic of Korea |
| Length: | 120km (80miles)[1] |
| Basin Size: | 3600km2 |
Chaeryong River (Korean: 재령강) is the main tributary of the Taedong River.[1] It is navigable for 38 km from its mouth by 300-ton ships, and provides sea access to Sariwon.
The river originates from Namsan Mountain in Duryeon-myeon, Hwanghae-do, and Iyul-myeon, Byeokseong-gun, and flows through the Jaeryeong Plain.