According to Isaiah 1:1, who was Isaiah's father?

Answer: Amoz

Isaiah son of Amoz saw his vision during the reigns of Uzziah, Jotham, Ahaz and Hezekiah, kings of Judah.

“This is the vision concerning Judah and Jerusalem that Isaiah son of Amoz saw during the reigns of Uzziah, Jotham, Ahaz, and Hezekiah, kings of Judah.”— Isaiah 1:1 (BSB)