Surname Deasis (Deasis 
) , in the world, is quite a rare family name. The family name Deasis is habitual in Philippines, where it is quite a rare surname, Kuwait, where it is a rare surname, and Argentina. Not in comparison with a country's population, it is commonest in Philippines, the United States, and Argentina.
| VARIANT | COUNTRY |
|---|---|
| Deasis | Canada, Philippines, United States, Saudi Arabia, Argentina |