Cabezo de Perro is a island located in Ceiba County, Puerto Rico. It appears on the Cayo Icacos USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 16.40 feet (5.00 m) above sea level. The nearest populated place is Brisas de Ceiba I, approximately 4.1 miles to the WNW.