The Garzas River (Spanish: Río Garzas) is a river of Adjuntas, Puerto Rico. Garzas is a tributary to the Río Grande de Arecibo river.

• List of rivers of Puerto Rico

18°09′26″N 66°44′35″W / 18.1571810°N 66.7429523°W / 18.1571810; -66.7429523

• USGS Hydrologic Unit Map – Caribbean Region (1974)
• Rios de Puerto Rico