Don Bies (born December 10, 1937) is an American professional golfer who has won tournaments on the PGA Tour, the Senior PGA Tour (now known as the Champions Tour), and in the Pacific Northwest Section of the PGA of America. After turning 50 at the end of 1987, Bies joined the Senior PGA Tour, where his fortunes improved dramatically for winning tournaments. He has won numerous events both on the regular Senior PGA Tour and in non-Tour senior events. These wins include a senior major championship – The Tradition at Desert Mountain in 1989.