Jack D. Rule, Jr. is an American professional golfer who played on the PGA Tour in the 1960s. Rule was born in Mason City, Iowa and grew up in Waterloo, Iowa. He defeated Jack Nicklaus in the 1956 U.S. Junior Amateur semi-finals but lost to Harlan Stevenson in the finals. He graduated from the University of Iowa and turned professional in 1961. Rule won twice on the PGA Tour, the 1963 St. Paul Open Invitational and the 1965 Oklahoma City Open Invitational. His best finish in a major was T39 at the 1964 PGA Championship. Rule played sparingly on the Champions Tour from 1989 to 2001, mostly in the U.S. Senior Open. In 1993, Rule was inducted into the Iowa Golf Hall of Fame. 

November 13th, 1938 in Mason City (Age 86)