| East Fork Little Cimarron River[1] | |
| Source1 Coordinates: | 38.2242°N -107.4233°W |
| Mouth Location: | Confluence with Little Cimarron River |
| Mouth Coordinates: | 38.2983°N -107.4647°W |
| Progression: | Little Cimarron—Cimarron Gunnison—Colorado |
| Mouth Elevation: | 8497feet |
East Fork Little Cimarron River is a tributary of the Little Cimarron River in Gunnison County, Colorado. The stream flows north from a source in the Uncompahgre National Forest to a confluence with the Little Cimarron River.