Celebrity: A. J. Cook
Canadian ActressAndrea Joy "A. J." Cook
Born: July 22, 1978 (age 39) - Oshawa, Canada
Best Known: Andrea Joy "A. J." Cook is a Canadian actress known for her role as Supervisory Special Agent Jennifer "JJ" Jareau in the CBS crime drama Criminal Minds. She has also appeared in films such as The Virgin Suicides, Out Cold, and Final Destination 2.