Cognomen Cidis (Cidis 
) , all around the world, is a very rare family name. The cognomen Cidis is habitual in Venezuela, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. More frequently, Cidis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cidis | India, Italy, United States, Brazil, Venezuela |