Cognomen Leoncine (Leoncine 
) , in the world, is a rare last name. The surname Leoncine is characteristic of Madagascar, where it is a rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Leoncine is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leoncine | Brazil, United States, Madagascar |