Robert de Montgomery was a notable figure in the medieval period, known for his role as a nobleman in Normandy. He was part of the Montgomery family, which played a significant role in the history of England after the Norman Conquest in 1066. His lineage is often associated with the establishment of various estates and castles. In addition to his noble status, Robert de Montgomery is remembered for his military contributions during the Norman campaigns. His actions helped solidify the power of the Normans in England, and his descendants continued to influence the region for generations.