Surname Kpah (Kpah 
) , all over the world, is a rare family name. The cognomen Kpah is characteristic of Liberia, where it is quite a rare surname, Vietnam, where it is an extremely rare surname, and Nigeria. In absolute terms, this name is the most popular in Liberia, Nigeria, and the United States. Very seldom, Kpah is the forename as well as the last name.