Cerro Gregorio is a mountain of the Sierra de Cayey measuring 2,043 feet (623 m) in elevation.

[1] The mountain is located in the barrios Jagual and Quebrada Honda in the municipality of San Lorenzo, Puerto Rico, close to the municipal boundary with Caguas.

[2] The mountain is the site of El Cerro de Nandy, a restaurant and local tourism destination.

The mountain is also considered the "face" of La India Dormida (Spanish for "the sleeping Indian [woman]"), a famous geographical landmark consisting of several mountains that through forced perspective (when seen from the north) form the shape of a sleeping woman.

This San Lorenzo, Puerto Rico location article is a stub.