Family name Lotaire (Lotaire 
) , in all the world, is a very rare surname. The family name Lotaire is characteristic of France, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Lotaire is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lotaire | Brazil, United States, Philippines, France |