Surname Inss (Inss 
) , globally, is a very rare cognomen. The family name Inss is habitual in Spain, where it is a very rare surname, Brazil, where it is an extremely rare surname, and France. Not in comparison with a country's population, the name is most common in Brazil, China, and Spain. More frequently, Inss is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Inss | China, Morocco, Spain, France, Brazil |