Surname ก่อน (Kon 
, Rstw 
, ก่อน) , in the world, is a common last name. The family name ก่อน is characteristic of Bermuda, where it is quite a common surname, Brunei, and Malaysia. Measured by absolute frequency, it is the most numerous in Malaysia, Myanmar, and India. Likewise, ก่อน is the forename as well as the last name.