Surname Arumas (Arumas 
) , in the entire world, is a very rare last name. The surname Arumas is characteristic of Tanzania, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Arumas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arumas | United Kingdom, United States, Tanzania, Thailand, India |