Cognomen Llaves (Llaves 
) , in all the world, is a rare last name. The surname Llaves is characteristic of Bolivia, where it is a rare surname, Spain, and Argentina. Measured by absolute frequency, it is the most numerous in Spain, Argentina, and Mexico. Very seldom, Llaves is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Llaves | Mexico, Spain, Argentina, Peru, Bolivia |