Family name Kanlayanat (Kanlayanat 
) , across the world, is an extremely rare last name. The family name Kanlayanat is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, Kanlayanat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kanlayanat | Thailand |
Dejchevathan, and Laechoe