Méndez or Mendez is a patronymic surname of Spanish origin and Germanic roots, meaning "Son of Mendo, Menendo, Mendel or Mem". Because it is a derived form of the original german name 'Hermenegild', most likely because of the period in which the Visigoths ruled in Spain, it shares most of its original ethymology (ermen for "whole, immense" and gild for "sacrifice, treasure"). Méndez is a common surname in Spain, México and other countries in Latin America. Longer forms sharing the same root ar…