Surname แช็ค (Chaek 
, แช็ค ) , in the world, is a very rare cognomen. The cognomen แช็ค is characteristic of Indonesia, where it is a very rare surname, Brazil, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Indonesia, Brazil, and India. Likewise, แช็ค is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chaek | Brazil, United States, Thailand, India, Indonesia |
| แช็ค | Thailand |