The "Duke of Athens" is a title that appears in William Shakespeare's play, A Midsummer Night's Dream. In the play, the Duke is named Theseus, who is the ruler of Athens and is preparing for his wedding to Hippolyta, the Queen of the Amazons. His character represents authority and order in the midst of the chaotic events that unfold in the enchanted forest. Theseus is portrayed as a fair and just leader, making decisions that impact the lives of the other characters. His role emphasizes themes of love, power, and the complexities of human relationships, as he navigates the conflicts between the young lovers and the magical beings in the story.