Family name แก่นของ (Staple 
, แก่นของ) , worldwide, is quite a rare surname. The surname แก่นของ is habitual in Jamaica, where it is quite a common surname, Paraguay, where it is quite a rare surname, and the United Kingdom, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in the United States, Jamaica, and the United Kingdom. Very seldom, แก่นของ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Staple | Canada, Paraguay, Jamaica, United States, United Kingdom |