A. J. Cook
She is best known for her role as Supervisory Special Agent Jennifer "JJ" Jareau on the CBS crime drama "Criminal Minds" ( 2005-2020 ) " . " Cook has also appeared in "The Virgin Suicides" ( 1999 ) , "Higher Ground" ( 2000 ) , "Ripper" ( 2001 ) , "Out Cold" ( 2001 ) , "Final Destination 2" ( 2003 ) , and "Tru Calling" ( 2003–2004 ) . 
<triplet> Jennifer "JJ" Jareau <subj> Criminal Minds <obj> present in work <triplet> Criminal Minds <subj> Jennifer "JJ" Jareau <obj> characters <subj> CBS <obj> production company