The Duke of Venice is a title held by the ruler of the Republic of Venice, a significant maritime power in the Mediterranean during the Middle Ages and Renaissance. The Duke, or Doge, was elected by the Venetian nobility and served as the head of state, overseeing the government and representing Venice in diplomatic matters. The position was largely ceremonial, with real power often held by the council of nobles. The Duke of Venice played a crucial role in the city's political and economic affairs, including trade and military decisions. The title is famously depicted in William Shakespeare's play, Othello, where the Duke is involved in matters of state and justice, reflecting the complexities of leadership in a vibrant city-state.