Cognomen สุทธิศิลป์ (สุทธิศิลป์ 
, Netisilp , Sutthisin ) , in all the world, is a rare family name. The cognomen สุทธิศิลป์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, สุทธิศิลป์ is the forename as well as the last name.