Pedro Moncayo y Esparza (29 June 1807 in Ibarra, Ecuador — February 1888 in Valparaíso, Chile) was an Ecuadorian journalist and politician. He was the son of an Ecuadorian mother and Colombian father. He was politically active during the period of Caudillismo of Ecuador, being an opponent of the caudillos, writing for the weekly newspaper El Quiteño Libre. He later became diplomatically active and was ambassador to Peru, France and the United Kingdom. He lived the remainder of his life in Chile, dying in Valparaíso.