Cognomen Kaothar (Kaothar 
) , worldwide, is a rare last name. The last name Kaothar is habitual in Sub-Saharan Africa, particularly Nigeria, where it is a very rare surname. Likewise, Kaothar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaothar | Syria, Nigeria, United States, France, Brazil |