No. Not unless I missed a very important episode. There is however a lot of fanfic out there for a prentiss/jj ship
That is not JJ
Jj
Josh Stewart.
She is 29. And she has a baby. Thank you. You are now my BFF.
It is assumed that she fakes her death to go back on the hunt for Ian Doyle. JJ knows, and it is questioned whether or not Hotch knows, but everyone else thinks she died.
That is not JJ
Criminal Minds - 2005 JJ 6-2 is rated/received certificates of: Australia:M Netherlands:12
Green
Jj
Josh Stewart.
She is 29. And she has a baby. Thank you. You are now my BFF.
It is assumed that she fakes her death to go back on the hunt for Ian Doyle. JJ knows, and it is questioned whether or not Hotch knows, but everyone else thinks she died.
Josh Stewart.
open season
In "Criminal Minds," JJ Jareau, played by A.J. Cook, practices Krav Maga. This martial art is known for its focus on practical self-defense techniques and is often used by law enforcement and military personnel. JJ's training in Krav Maga reflects her strong and capable character within the Behavioral Analysis Unit.
In "Criminal Minds," Jennifer "JJ" Jareau gets married in Season 14, Episode 15, titled "Truth or Dare." The wedding takes place during the spring, specifically in May, which is highlighted as a time of new beginnings and hope. The episode showcases the personal side of JJ as she prepares for her wedding while balancing her career with the BAU.
I am pretty sure they just don't show up again in the show.