| Taquari River | |
| Source1 Location: | Rio Grande do Sul state |
| Mouth Coordinates: | -29.9469°N -51.7265°W |
| Subdivision Type1: | Country |
The Taquari River (Portuguese: Rio Taquari) is a river of Rio Grande do Sul state in southern Brazil. It is a left tributary of the Jacuí River, into which it flows at Triunfo. In its upper course, it is called Rio das Antas.