Family name Monthes (Monthes 
) , worldwide, is a very rare cognomen. The cognomen Monthes is habitual in Colombia, where it is a very rare surname, Mexico, where it is an extremely rare surname, and the United States. Very seldom, Monthes is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Monthes | Mexico, United States, Colombia, India |