Johann Wilhelm of Saxe-Weimar (1560-1602) was a German nobleman and the Duke of Saxe-Weimar from 1573 until his death. He was known for his efforts to promote education and culture in his duchy, supporting the establishment of schools and the arts. His reign was marked by a focus on governance and the welfare of his subjects. He was a member of the House of Wettin, a prominent dynasty in Germany. Johann Wilhelm's leadership contributed to the development of Weimar as a center of culture and learning, which later became significant during the German Renaissance and the Weimar Republic.