Hrothgar is a character from the Old English epic poem Beowulf. He is the king of the Danes and is known for his wisdom and strength. Hrothgar builds the great hall, Heorot, which becomes a symbol of his power and a gathering place for his warriors. However, his kingdom faces terror from the monster Grendel, who attacks Heorot and disrupts the peace. In the poem, Hrothgar represents the ideals of leadership and hospitality. He is a mentor to the hero Beowulf, who comes to help him defeat Grendel. Hrothgar's character highlights themes of loyalty, bravery, and the responsibilities of a ruler.