de Monroy is a surname of Spanish origin.
This habitational name derived from de meaning "of" & Monroy, meaning "red mountain". A place in the Province of Cáceres, Spain.
Notable people with the surname include:
Hernán Cortés de Monroy y Pizarro (1485–1547), Spanish conquistador Rodrigo de Monroy y Almaraz, 5th Lord of Monroy (15th century), Spanish nobleman
References