Ancient Greek myths did not keep a calendar.
Hera was the Greek goddess of family.
The Greek gods and goddesses did not have birthdays.
Hera was the goddess of childbirth, and the patron goddess of the pomegranite (for all you 'super fruit' fans out there). Pomegranites have lots of seeds, symbolising fertility.
Zeus
Chaos was the first primeval goddess to appear at the creation of the universe.
she was a goddess, she was the goddess of the moon the hunt and the goddess of child birth
In the Greek mythology, Hera was the goddess of Marriage. Her symbol are the diadem, scepter, pomegranate; the fruit symbol of fertility. Her flower is the lily and her sacred animals were the peacock and crow.
Artemis is the goddess protector of the child during birth; birth itself is the domain of Eileithyia, and Hera is the protector of the mother during birth.
There is no age and no birth date given for the Greek goddess Demeter.
Artemis the greek god of the hunt and of birth
The Greek goddess Circe does not have a birthday mentioned in mythology.
The Earth was called Gaea, who in ancient Greek mythology is the primordial goddess of who gave birth to the Titans by Ouranos (Heaven).