Family name พงษ์โรจน์ (พงษ์โรจน์ 
, Pongroj 
, Phongrot) , all over the world, is a very rare surname. The last name พงษ์โรจน์ is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, พงษ์โรจน์ is the forename as well as the last name.