Hypatia c350 BCE – 415 BCE
Hypatia was a Greek scholar from Alexandria, and was considered the first notable woman in mathematics, who taught philosophy and astronomy. Hypatia lived in Roman Egypt and was killed by a religious mob who blamed her for the uprising of religious turmoil in the town.
Aglaonike c200 BCE
Also known as Aganice of Thessaly is cited as the first female astronomer in ancient Greece She is mentioned in the writings of Plutarch and Apollonius of Rhodes. She was regarded as a sorceress for her ability to make the moon disappear from the sky, which has been taken to mean she could predict the time and general area where a lunar eclipse would occur.