A: Henrietta Maria
Q: Born in 1609, daughter of an assassinated king, wife of a beheaded king, and mother of a deposed king, who was she?
Henry IV of France, Henrietta Maria’s father, was assassinated in 1610. She married Charles I of England, Scotland, and Ireland in 1625, who was beheaded in 1649. James II (of England and Ireland) / VII (of Scotland), one of her sons, was deposed in the Glorious Revolution of 1688.