Family name กาตูน (Katun 
, กาตูน 
) , worldwide, is quite a common last name. The cognomen กาตูน is characteristic of Oman, where it is quite a rare surname, Qatar, and Bangladesh. Measured by absolute frequency, it is commonest in India, Bangladesh, and Nigeria. Very seldom, กาตูน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Katun | Saudi Arabia, India, Bangladesh, Nigeria, Indonesia |
| กาตูน | Thailand |