| Father | Conrad 1st de Auxerre de Argengau Count of Auxerre Count of Altdorf, Linzgau and Paris ( - ) |
| Mother | Adelaide (Aelis/Alpaide) de Tours Poitou and Alsace Countess of Anjou and Princess of the Holy Roman Empire (805 - ) |
| Sibling | Sir Conrad 2nd "the Younger" de Burgundy de Auxerre Count II Markgraf of Auxerre and Duke of Burgundy (825 - ) |
| Sibling | Judith d'Auxerre ( - ) |
| Sibling | Hugo (Hugh) "the Abbott" de Burgundy (L'Abbe) Count of Bavaria ( - 886) |
| Sibling | Welf 1st Count of Argen & Linzgau Bavaria (825 - 876) |