Last name สนั่น (Sanan 
, Sanhan 
, Snan 
) , worldwide, is a common surname. The surname สนั่น is characteristic of Western Asia, particularly Georgia, where it is quite a common surname, Azerbaijan, and Lebanon, where it is quite a rare surname. Measured by absolute frequency, it is commonest in India, Indonesia, and Azerbaijan. Very seldom, สนั่น is the forename as well as the last name.