William II, Duke of Aquitaine was a prominent nobleman in the 10th century, known for his significant influence in the region of Aquitaine in southwestern France. He was born around 937 and became Duke after the death of his father, William I, Duke of Aquitaine. His reign was marked by efforts to consolidate power and expand his territory. William II was also known for his patronage of the church and support of monastic reforms. He played a crucial role in the political landscape of medieval France, navigating relationships with other nobles and the monarchy. His legacy continued through his descendants, who maintained the ducal title.