Robert of Bellême was a Norman nobleman born around 1060. He was the son of Roger de Montgomery, a prominent figure in the Norman Conquest of England. Robert became known for his ambitious nature and his role in the conflicts between the English crown and the Norman nobility. He held several castles, including Montgomery and Shrewsbury, which he used to exert his influence. Throughout his life, Robert was involved in various power struggles, particularly during the reign of King Henry I of England. His reputation for cruelty and treachery earned him many enemies. Ultimately, he was captured and imprisoned, and his lands were confiscated, marking the decline of his power.