A.J. Cook

Andrea Joy Cook, known professionally as A.J. Cook, was born on July 22, 1978, in Oshawa, Ontario, Canada. She is a Canadian actress best known for her role as Supervisory Special Agent Jennifer “JJ” Jareau on the CBS crime drama Criminal Minds.

Early Life and Education

A.J. grew up in nearby Whitby, Ontario, where she attended Anderson Collegiate Vocational Institute. She was declared legally blind in the second grade due to severe astigmatism but managed to correct her vision with contacts and thick glasses. In 2007, she underwent a surgical lens implant that significantly improved her vision. A.J. began dancing at the age of four, taking lessons in jazz, tap, and ballet, and competed in dance for many years. She initially planned to open a dance studio but decided to pursue acting at the age of 16.

Acting Career

A.J.'s first acting job was in a McDonald’s commercial in 1997. She made her television debut with guest roles on Goosebumps and parts in TV movies like In His Father’s Shoes and Elvis Meets Nixon. Her film debut came with The Virgin Suicides (1999), where she played one of the Lisbon sisters.

Notable Works

• Higher Ground (2000): A.J. starred as Shelby Merrick, an adolescent girl dealing with abuse and heartache at a wilderness school for troubled teens.

• Final Destination 2 (2003): She played Kimberly Corman in this horror sequel.

• Criminal Minds (2005-2020, 2022-present): A.J. is best known for her role as Jennifer “JJ” Jareau, a supervisory special agent in the Behavioral Analysis Unit. She also directed episodes of the series in its 14th season and the revival series Criminal Minds: Evolution.

• Tru Calling (2003-2004): She had a recurring role as Lindsay Walker.
• Out Cold (2001): A.J. played the love interest of Jason London’s character in this comedy film.

Personal Life

A.J. married Nathan Andersen on August 3, 2001. The couple met in a film class at Utah Valley University. They have two sons, Mekhai Allan Andersen (born in 2008) and Phoenix Sky Andersen (born in 2015). Both of her sons have appeared on Criminal Minds as her character’s children.

Other Ventures

In addition to acting, A.J. is a dedicated animal lover and supports various animal welfare organizations. She is also known for her love of baking and often shares photos of her creations on social media.

A.J. Cook’s career spans over two decades, showcasing her talent and versatility in both television and film. 

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