King Arol was the king of the westward men in the Fourth Age. He was the father of the three princessess that Dorian and Roberon escorted to Lindul

When Milcoth returned he sent dark clouds to hunt and kill the kings of men. Theses clouds came to Fallena, and gave Arol a terrible sickness. Because of this sudden illness he sent Dorian and Roberon to escort his daughter to Lindul.