Family name จาก (Chak 
, From 
, จาก 
) , all around the world, is a common surname. The cognomen จาก is habitual in Hong Kong, where it is quite a common surname, Cayman Islands, and Macao (explore the name in all countries). Not in comparison with a country's population, the name is most common in India, Hong Kong, and Bangladesh. Also, จาก is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chak | Taiwan, China, India, Bangladesh, Hong Kong |
| From | China, India, Malaysia, United States, Denmark |
| จาก | Thailand |