Cognomen Louzar (Louzar 
) , all over the world, is a rare family name. The surname Louzar is habitual in Morocco, where it is a rare surname, Brazil, where it is an extremely rare surname, and the United States. Very seldom, Louzar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Louzar | Morocco, Philippines, India, United States, Brazil |