Cognomen Arrago (Arrago 
) , all over the world, is a rare family name. The surname Arrago is characteristic of Malta, where it is quite a common surname, Peru, where it is a very rare surname, and Singapore. Measured by absolute frequency, this name is the most popular in Philippines, Malta, and Peru. Much less frequently, Arrago is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arrago | Peru, Germany, Philippines, Malta, France |