Multiple choice general knowledge Who was Isildur? Aragorn's Father Boromir's Father Elvish King Aragorn's ancestor Reveal answer Fill a bubble to check yourself D Correct answer Explanation Isildur was an ancient Numenorean king and Aragorn's direct ancestor, not his father. He cut the One Ring from Sauron's hand but was later killed when the ring betrayed him. Boromir's father was Denethor, the Steward of Gondor.