Surname Porsi (Porsi 
, Portio 
, Portie 
) , around the globe, is a rare last name. The family name Porsi is characteristic of France, where it is a rare surname, Algeria, and the United States, where it is a very rare surname. Very seldom, Porsi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Porsi | Brazil, France, Algeria, United States, Italy |
| Portio | Brazil, France, South Africa, United States, Italy |
| Portie | Brazil, France, South Africa, Nigeria, United States |
| luigi porsi Italian priest, canon and hagiographer (1927-), IT (b. 1927) |
|