Family name Mercedes Janeth (Mercedes Janeth 
) , all around the world, is an extremely rare cognomen. The family name Mercedes Janeth is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more frequently, Mercedes Janeth is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mercedes Janeth | Peru, Chile, Ecuador |