Cognomen วาห์ (Wa 
, วาห์) , all over the world, is a common family name. The cognomen วาห์ is habitual in Macao, where it is quite a common surname, Tunisia, and Hong Kong (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Myanmar, Indonesia, and Egypt. More frequently, วาห์ is the forename as well as the last name.