Throughout the world, Caaltuu (Caaltuu 
) is a rare dominantly girly, but seldom masculine first name. The given name Caaltuu is habitual in Western Asia, particularly Saudi Arabia, where it is a rare epicene name, Lebanon, where it is a rare female name, and Kuwait. Not in comparison with a country's population, it most frequently occurs in Western Asia, particularly Saudi Arabia, Lebanon, and United Arab Emirates. Very seldom, Caaltuu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Caaltuu | Lebanon, Kuwait, United Arab Emirates, Saudi Arabia |