The Chronicle of Alberic de Trois-Fontaines names "abbas Rodulfus" as son of "marchionis Evrardi"[Chronica Albrici Monachi Trium Fontium 893, MGH SS XXIII, p. 748]. Comte. He was invested as lay Abbot of Cysoing and St Vaast at Arras by Carloman
, King of the West Franks in 883 and charged with the defence of the counties of Artois and Ternois. After his death, his lands were seized by Baudouin II Count of Flanders[McKitterick, p. 250].
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