Rincón de Valentín is a hamlet (caserío ) in the Salto Department of northwestern Uruguay.

Rincón de Valentín is also the name of the municipality to which the hamlet belongs.

The hamlet is located on Route 31, about 78 kilometres (48 mi) east-northeast of Salto and 1 kilometre (0.62 mi) west of Arroyo Valentín Grande, a tributary of Río Arapey Grande.

In 2011 Rincón de Valentín had a population of 481.

This article about a place in Salto Department is a stub.