Family name Pertini (Pertini 
) , around the world, is a rare surname. The cognomen Pertini is characteristic of Argentina, where it is a rare surname, Italy, where it is a very rare surname, and Australia. In absolute terms, it is the most numerous in Argentina, Indonesia, and Italy. More prevalently, Pertini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pertini | Australia, Argentina, Italy, Indonesia, Democratic Republic of the Congo |