Pepin was a lay abbot (Browning, Charles H. Americans of royal descent, 7th ed. Baltimore : Genealogical Pub. Co., 1986, pg. 25). Palatine Count of Vermandois (Browning, pg. 408).
Prince of Italy, Lord of Peronne and St. Quentin in the Vermandois; Count of Vermandois and Peronne. Pepin V or II Count of Vermandois. Count of Senlis, Peronne and St. Quentin.