Last name FUENTES: origin and meaning
Fuentes : Spanish: topographic name from the plural of fuente ‘spring well’ (see Fuente) or a habitational name from any of numerous places called with fuentes as for example Fuentes (Cuenca Albacete and Segovia provinces) Fuentes Calientes (Teruel) Fuentes de León (Badajoz) Fuentes de Valdepero (Palencia).
Source : DAFN2 : Dictionary of American Family Names 2nd edition, ©2022 by Patrick Hanks and Oxford University Press