7. Hecate
We are continuing our list of most famous fictional witches in mythology with Hecate that is a goddess from Greek mythology. She originally was the goddess of childbirth and wilderness and her powers as a powerful witch were added later.
She is usually represented with three faces as she, according to some, personifies different attributes of life and death. She was considered a powerful goddess at the time of Ancient Greece, but her reputation fainted over the centuries.