Peter Arthur Oosterhuis (born 3 May 1948) is an English professional golfer and golf broadcaster. Oosterhuis played on the European circuit from 1969 to 1974, winning 10 tournaments and taking the Harry Vardon Trophy for heading the Order of Merit for four consecutive seasons from 1971 to 1974. From 1975 he played on the PGA Tour, winning the Canadian Open in 1981. He was twice runner-up in the Open Championship, in 1974 and 1982. Later he became a golf analyst on TV, initially in Europe and then in the United States. In 2015, Oosterhuis announced that he had Alzheimer's disease.