Did Athena fight with any mortals?

Yes, Athena did engage in combat with mortals on several occasions in Greek mythology. One notable instance is her battle with the hero Arachne, who boasted that her weaving skills surpassed those of the goddess. After Arachne challenged her, Athena transformed her into a spider as punishment for her hubris. Additionally, Athena played a crucial role in the Trojan War, supporting Greek heroes and strategically guiding them in battle.