Surname สุรโยธิน (สุรโยธิน 
, Aurayothin , Surayotin ) , around the world, is a very rare last name. The cognomen สุรโยธิน is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, สุรโยธิน is the forename as well as the last name.