Family name Kullakan (Kullakan 
) , throughout the world, is an extremely rare surname. The cognomen Kullakan is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, Kullakan is the forename as well as the last name.
Ieumwananonthachai, Gokarat, Lekkham, Ouyyamwongs, Waseenon, Leerakul, Inthidet, Suthidara, Boonchouy, Tantanawong, and Prasertkitwattana