The Duke of Anhalt is a title associated with the historical region of Anhalt in Germany. This title has been held by various noble families since the Middle Ages, with the most notable being the House of Ascania. The dukedom was officially established in the 19th century and was part of the German Empire until the monarchy was abolished in 1918. Today, the title is largely ceremonial and is held by descendants of the former ruling family. The current Duke of Anhalt is Joachim Ernst, who has worked to preserve the history and heritage of the region, engaging in various cultural and charitable activities.