Walter Armstrong, III is an American professional golfer who played on the PGA Tour during the 1970s and 1980s.
Armstrong was born in New London, Connecticut. He attended the University of Florida in Gainesville, Florida, where he played for coach Buster Bishop's Florida Gators men's golf team in National Collegiate Athletic Association competition from 1965 to 1967. Armstrong received All-American honors in 1966. He graduated from the University of Florida with a bachelor's degree in physical education in 1968, and master's degree in public health in 1969.
