Surname Morénas (Morénas 
) , all over the world, is an extremely rare cognomen. The cognomen Morénas is habitual in Western Europe, particularly France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Morénas | France |
| françois morénas born 1702; died 1774, FR (b. 1702) |
|
|
| joseph elzéar morénas historien (1776-1830), FR (b. 1776) |
|