The origin of surname Cabañas is the place of the same name in the judicial district of Valencia de Don Juan in Leon, Spain.
The name is of occupational origin, Cabañas and was made a knight or gentleman's servant.

Some variations of this surname are: Caballero, Caballeros, Caballer, Caballe, Caballería, Caballo, Caballos, de Caballos, Cavallo, Cavallos, de Cavallos, Cavallon, Cabañas  and others.