In the times of Jeremiah and Habakkuk, around the early 6th century bce, a woman was buried in the Iron Age Tombs at Mamillah, Jerusalem, near the Jaffa Gate. Her name was yhwhḥn, "YaHWe(H) has shown grace." Most interestingly, she left
At the Abnormal Interests blog, Duane has a full description of this seal which is well worth a look (click here).
Commenting on this "seal of a woman," Duane notes how interesting it is that a simple (non-privileged) woman in this society had some importance as a crafts-person or trades-person, who needed to seal documents or objects associated with her business. If we assume she could read her own seal, she was also literate!