Cognomen Mourt (Mourt 
) , in the world, is a very rare family name. The cognomen Mourt is habitual in Colombia, where it is a very rare surname, the United States, where it is an extremely rare surname, and Brazil. Very seldom, Mourt is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mourt | India, Colombia, Brazil, United States |