Seymour Horace Knox III (March 9, 1926 in Buffalo, New York – May 22, 1996 in Buffalo) was a philanthropist and sports entrepreneur. He owned the Buffalo Sabres of the National Hockey League from their foundation in 1970 to his death in 1996, and served as chairman of the team. He was the grandson of Seymour H. Knox I, the F.W. Woolworth Company co-founder, and son of art enthusiast Seymour H. Knox II.