Cognomen Leontsini (Leontsini 
) , around the world, is a rare last name. The last name Leontsini is characteristic of Greece, where it is quite a rare surname, Australia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Greece, Australia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Leontsini | Greece, Canada, United States, Australia |
| mary leontsini (b. 1900) |
|
|
| elli leontsini researcher |
|