Prince Leopold III of Anhalt-Dessau (1740-1817) was a German nobleman and a member of the House of Anhalt. He ruled the principality of Anhalt-Dessau from 1751 until his death, overseeing a period of cultural and economic development. Leopold was known for his interest in the arts and education, promoting various institutions during his reign. Leopold III was also a military leader, serving in the Prussian Army during the Seven Years' War. His contributions to both governance and military affairs helped shape the future of his principality, leaving a lasting legacy in the region.