Cognomen Lupco (Lupco 
) , all around the world, is a very rare family name. The surname Lupco is characteristic of North Macedonia, where it is a rare surname, the United States, where it is an extremely rare surname, and Philippines. More frequently, Lupco is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lupco | Australia, Switzerland, Canada, United States, North Macedonia |