Sion Humphreys is a director and producer of film and television (born October 1951). He directed films in the 1980s with his own company, Bryngwyn Films. More recently he has directed for a number of S4C television programs including Pengelli, Porthpenwaig and Teulu. He is the son of the writer Emyr Humphreys and Elinor Myfanwy (née Jones) and brother of the director Dewi Humphreys.