Family name Calasi (Calasi 
) , throughout the world, is a very rare surname. The cognomen Calasi is characteristic of Israel, where it is a rare surname, Spain, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Calasi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Calasi | Spain, Philippines, Israel, India, Brazil |