Surname Kayalath (Kayalath 
) , throughout the world, is a rare cognomen. The family name Kayalath is characteristic of Laos, where it is quite a rare surname, Canada, where it is an extremely rare surname, and the United States. Not in comparison with a country's population, this name is the most popular in Laos, India, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kayalath | India, Laos, Canada, United States |