Cognomen John Leonel (John Leonel 
) , across the world, is a very rare family name. The family name John Leonel is habitual in Chile, where it is a very rare surname, and Spain. More prevalently, John Leonel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| John Leonel | Peru, Ecuador, Philippines, Spain, Chile |