Family name กาฬ (Kan 
, กาฬ 
, काल) , all over the world, is a widespread last name. The family name กาฬ is characteristic of Hong Kong, where it is a common surname, Macao, where it is quite a common surname, and Bermuda (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in China, India, and Turkey. Also, กาฬ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kan | China, Myanmar, Turkey, Malaysia, India |
| กาฬ | Thailand |