Last name Patthanasak (Patthanasak 
) , worldwide, is a very rare surname. The family name Patthanasak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, Patthanasak is the forename as well as the last name.
Sukha, Slongyoo, Prompa, Borsuwan, Bunglad, Meechotpanthai, Sawatmai, Kampheat, Boonthong, Ditsathan, Chaiyasin Hotmail. Com, Khammaneechan, and Rungsirivanich