Joachim I of Anhalt was a German nobleman born in 1504, known for his role as a prince of the Principality of Anhalt. He ruled from 1546 until his death in 1561, overseeing a period of significant political and social change in the region. His leadership was marked by efforts to strengthen the principality and promote the Protestant Reformation. During his reign, Joachim I focused on consolidating power and improving the administration of his territory. He was a member of the House of Ascania, a prominent noble family in Germany, and his legacy includes contributions to the cultural and political landscape of Anhalt.