Cognomen Lorétan (Lorétan 
) , in the world, is an extremely rare surname. The cognomen Lorétan is habitual in Switzerland, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lorétan | United States, Switzerland |
| eve-claudine lorétan (1969-1998), CH (b. 1969) |
|