When the younger Kirkwood won the 1949 Philadelphia Inquirer Open, they became the third father and son winners in the history of the PGA Tour.
Kirkwood served in both the U.S. Army and the Royal Canadian Air Force during World War II but was medically discharged from both services for asthma and high blood pressure that he suffered from since childhood.
[5] In 1945, Kirkwood was invited by Monogram Pictures to test for the role of boxer Joe Palooka, a popular comic book character.
Kirkwood returned to the role in the 1954 television series The Joe Palooka Story.
In the late 1950s, Kirkwood, who has a star on the Hollywood Walk of Fame at 1620 Vine Street, was one of the reporters on the NBC Radio program Monitor.