Surname Panulak (Panulak 
) , all over the world, is an extremely rare family name. The family name Panulak is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. More prevalently, Panulak is the forename as well as the last name.
Camchan, Kitpitak, Wanjaruay, Thaewthiang, and Kamcharoen