Surname พงศ์สา (พงศ์สา 
) , around the world, is an extremely rare family name. The cognomen พงศ์สา is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, พงศ์สา is the forename as well as the last name.
พลับเจริญสุข, ศรีธวัชพงศ์, and สุวรรณมณี