Surname Kayomars (Kayomars 
) , in the world, is an extremely rare cognomen. The last name Kayomars is habitual in Western Europe, particularly Germany, where it is an extremely rare surname. Much more frequently, Kayomars is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kayomars | Germany, United States, Nepal, India, Canada |