Cognomen Belnis (Belnis 
) , across the world, is a very rare last name. The family name Belnis is habitual in Indonesia, where it is a very rare surname, Venezuela, and Philippines, where it is an extremely rare surname. Much less frequently, Belnis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Belnis | Indonesia, Philippines, India, Venezuela, United States |