The surname Camarillo has a local origin and gave the inhabitants of a region of Spain with this name, "Camarillo" derives from the word "cameo", meaning "granary".

Some variations of this surname are: Camara, Camarillo, Camarino, Waiter, Cambra, Lacambra, Cammarata, Camarena and others.

Found primarily in Galicia in northwestern Spain.