Bliss sounds dirty to me. Always kind of has, always kind of will. I can only think of one kind of bliss when I hear it, and that's not the sort (I hope) one would name a child for. (Even if it brought the child into being, ha!)
Other "safer" names:
BeataFelicity /
Felicia /
FeliceJoy / Joya /
JocosaElysiaSachikoDelight (fine as a middle name)
CharmianDeliciaAllegraSunnyHilary /
Hillary /
Hilaria /
IlariaBlytheEdinaMasegoTegwen
Array
I've seen the needle and the damage done
A little part of it in everyone
But every junkie's like a settin' sun.