Last name อริยวัฒน์ (Ariyawat 
, อริยวัฒน์ ) , across the world, is a very rare family name. The family name อริยวัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, อริยวัฒน์ is the forename as well as the last name.