Surname Grifas (Grifas 
) , all over the world, is a very rare last name. The cognomen Grifas is habitual in Peru, where it is a very rare surname, Brazil, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, it is commonest in Peru, India, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Grifas | United States, India, Peru, Brazil |