| Male Rudolph (or Rudolf) of Ponthieu, Count of Ponthieu, Lay Abbot of the Abbeys of Saint Riquier and Jumieges |
| Birth | ||
| Death | 866 | |
| Burial | ||
| Marriage | ||
| Father | Welf of Bavaria, Count in the Entgau of Bavaria, and of Swabia | F3735 Group Sheet | |
| Mother | Heilwig (Egilwich) von Saxony, Abbess of Challes, Saxon noblewoman | F3735 Group Sheet | |