I would totally go for Janis... But that's because I'm really active in music so it reminds me of Janis Joplin which I love!
Josalynne...julia...jenna..jordan..jillian..:)
I don't know if you were wanting it to be a J middle name but Elizabeth sounds pretty.
Jaylyn, Jayla, Jasmine, Jessa..
Jade, Jayden, Julianna, and my favorite -Jailey
Joanna... Jalisa...jamari
Well we r all "J" in my family.. Jelane, Jasmine, Jessica, Jeanette, julia, julyssa, jacinda, jenessa, and my current pregnancy her name will be Jazlynn... gl hope this helps lol