Pilgrim was a statesman and prelate of the Holy Roman Empire. In 1016 he took charge of the chancery of the Kingdom of Italy, and became the first archchancellor in 1031. In 1021 he became Archbishop of Cologne. For his part in the imperial campaign against the South Italian principalities in 1022, the chronicler Amatus of Montecassino described him as "warlike".

Gisela of Swabia, was queen of Germany from 1024 to 1039 and empress of the Holy Roman Empire from 1027 to 1039 by her third marriage with Emperor Conrad II. She was the mother of Emperor Henry III. She was regent of Swabia for her minor son Duke Ernest II of Swabia in 1015, although it seems at that time her husband Conrad was the one who held the reins of government, leading to the enmity between stepfather and stepson.