Wiglaf is a character from the Old English epic poem Beowulf. He is a young warrior and a loyal companion to Beowulf, the poem's hero. When Beowulf faces a fierce dragon in his later years, Wiglaf is the only one of his warriors who stands by him, demonstrating bravery and loyalty. In the battle against the dragon, Wiglaf helps Beowulf fight and ultimately defeats the creature. His actions highlight the themes of loyalty and courage in the poem. After Beowulf's death, Wiglaf becomes a symbol of the values of heroism and fidelity, taking on the responsibility of leading his people.