Aristotle

After Pythias’ death, Aristotle entered a relationship with a woman named Herpyllis.

An excerpt from the article 19 facts about Aristotle
It is thought she may have been a former slave of Aristotle’s first wife, although records show that he showed great affection toward her. They had a son, Nicomachus, named after Aristotle’s father, who is believed to have written commentaries on Aristotle’s physic lectures.