In all the world, Kallys (Kallys 
) is a rare mostly girly, but infrequently male forename. The forename Kallys is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare girly name, and Nigeria, where it is a very rare epicene name. Very seldom, Kallys is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kallys | Democratic Republic of the Congo, Nigeria, United States, Brazil, Venezuela |