Was pope Gregory the great on medieval period?

Pope Gregory I, commonly known as Gregory the Great, was a significant figure in the early medieval period, serving as pope from 590 to 604 AD. His leadership occurred during the transition from the late antiquity to the medieval era, influencing the development of the Church and Western Christianity. Gregory is known for his reforms, the promotion of monasticism, and the establishment of the Gregorian Chant, which all had lasting impacts on medieval culture and religion. Thus, he is often associated with the early medieval period in history.