Surname Cusis (Cusis 
) , around the world, is a rare last name. The family name Cusis is habitual in Latin America and the Caribbean, particularly Colombia, where it is a rare surname, and Peru, where it is a very rare surname. Much less frequently, Cusis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cusis | India, Peru, Colombia |