Surname Supasilp (ศุภศิลป์ 
, สุภศิลป์ , สุภาศิลป์ ) , all over the world, is a rare cognomen. The family name Supasilp is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. More frequently, Supasilp is the forename as well as the last name.