>
Cognomen บุญยืน (บุญยืน , Boonyuen , Bunyuen ) , around the world, is quite a common surname. The last name บุญยืน is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, and Philippines, where it is an extremely rare surname. Likewise, บุญยืน is the forename as well as the last name.