Tags: Soap Character.
Jack Patrick JJ Deveraux Jr. is a fictional character from the original NBC soap opera Days of our Lives. Born onscreen in 2004 the character was portrayed by several child actors between 2004 and 2006. In 2013 Casey Moss joined the cast as a rapidly aged JJ. JJ is the son of supercouple Jack Deveraux and Jennifer Horton and younger brother of Abigail Deveraux. The character is a member of the original core family the Horton family as well as the Johnson family.