Cognomen Leoncio Abel (Leoncio Abel 
) , worldwide, is an extremely rare family name. The surname Leoncio Abel is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more frequently, Leoncio Abel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leoncio Abel | Chile, Peru, Ecuador |