Donald Ray January (born November 20, 1929) is an American professional golfer. Born in Plainview, Texas, January graduated from Sunset High School in Dallas. He was a member of the North Texas State golf team that won four consecutive NCAA Division I titles from 1949-52. January won ten PGA Tour titles, though never more than one in a year, with his most notable at the 1967 PGA Championship, an 18-hole playoff victory over Don Massengale. January had lost the 1961 PGA Championship in a playoff to Jerry Barber when his 68, the lowest losing score ever in an 18-hole playoff for a major championship, was bested by Barber's 67. He won the Vardon Trophy for lowest scoring average in 1976 at the age of 47. He was a member of the U.S. Ryder Cup team in both 1965 and 1977.