The name Lissa is a girl's name of Dutch, African origin. Lissa and is often added to lists like Goddess Names for Babies and discussed in our forums with posts like "Sibset makeover game! B/G pairs".
From the experts:
Lissa might be an abbreviation of Melissa, but it's more substantial in its own right: Lissa is the name of a supreme mother goddess in African mythology and an Arabic symbol of rebirth.