Surname Laethitia (Laethitia 
) , in all the world, is an extremely rare last name. The last name Laethitia is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much more prevalently, Laethitia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Laethitia | United States, France |