Surname Silfredis (Silfredis 
) , globally, is an extremely rare family name. The last name Silfredis is characteristic of Latin America and the Caribbean, particularly Colombia, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. More frequently, Silfredis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silfredis | United States, Colombia, Venezuela |