Río Rosario
| Río Rosario | |
|---|---|
Río Rosario in 1898 | |
| Location | |
| Commonwealth | Puerto Rico |
| Municipality | Hormigueros |
| Physical characteristics | |
| Source | |
| • coordinates | 18°07′46″N 67°08′00″W / 18.1294025°N 67.1332351°W |
| • elevation | 23 ft. |
The Río Rosario is a river of Maricao, Hormigueros, San Germán and Mayagüez in Puerto Rico.
Skirmishes were fought here during the Spanish-American War.