Last name พนักงาน (Staff 
, Clerk , พนักงาน 
) , all over the world, is a common surname. The last name พนักงาน is characteristic of Norway, where it is quite a rare surname, Panama, and Ghana. In absolute terms, this name is the most popular in the United States, Ghana, and the United Kingdom. Very seldom, พนักงาน is the forename as well as the last name.