Mnemosyne, Greek goddess of memory, was considered one of the most powerful goddesses of her time. When she is remembered it is usually only in the context of her being the mother of the Muses. Her parents were the rulers Cronus and the goddess Gaia.
Danu of the Celtic people. The story of Danu lingers with her offspring, Tuatha De Danann, or people of the goddess Danu, who in Irish folklore are known as the fairy people who are skilled in magic. Art: Danu, Celtic Mother Goddess by Judith Shaw