Last name ฮาก (Hak 
, Hagh 
, ฮาก 
) , around the world, is a widespread surname. The last name ฮาก is characteristic of India, where it is quite a common surname, Brunei, and Qatar. Not in comparison with a country's population, the name is most common in India, Algeria, and Saudi Arabia. Much less frequently, ฮาก is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hak | India, Indonesia, Malaysia, Saudi Arabia, Algeria |
| Hagh | Germany, Iran, United States, India, Saudi Arabia |
| ฮาก | Thailand |