Last name กระจ่างเมฆ (กระจ่างเมฆ, Krajangmek 
) , across the world, is a very rare cognomen. The last name กระจ่างเมฆ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Krajangmek | Thailand |