J. J. Cale is 72 years old (birthdate: December 5, 1938).
J. J. Johnson was born on January 22, 1924 and died on February 4, 2001. J. J. Johnson would have been 77 years old at the time of death or 88 years old today.
J. J. Abrams is 45 years old (birthdate: June 27, 1966).
J. J. Hardy is 28 years old (birthdate: August 19, 1982).
J. J. Bittenbinder is 61 years old (birthdate: June 5, 1950).