Henry I of Anhalt was a notable medieval ruler who became the first prince of the principality of Anhalt in the early 12th century. He was born around 1060 and played a significant role in the political landscape of the Holy Roman Empire. His leadership helped establish the Anhalt dynasty, which would continue to influence the region for centuries. Henry I was known for his efforts in consolidating power and expanding his territory. He participated in various military campaigns and was involved in the politics of the time, aligning with other noble families. His reign laid the foundation for future rulers of Anhalt.