Cognomen Leondi (Leondi 
) , around the world, is a very rare last name. The family name Leondi is habitual in Greece, where it is a very rare surname, Italy, and Nicaragua. Not in comparison with a country's population, it is the most numerous in Italy, the United States, and Greece. Much less frequently, Leondi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leondi | Greece, France, Italy, Brazil, United States |