| HUSBAND Duke Hermann I of Saxony 1312 |
| | Birth | about 907 | location then called Herzogtum Sachsen in Ostenfrankenreich now, Sachsen, Germany1312 |
| Death | 27 March 973 | Quedlinburg, Sachsen-Anhalt, Germany1312 |
| Title | | Duke of Saxony; Sachsen, Germany1312 |
| Burial | | Lüneburg, Niedersachsen, Germany1312 |
| Marriage | | Mercia, England1313 |
| WIFE Hildegarde of Westerburg 1315 |
| | Birth | about 935 | Westerburg, Sachsen-Anhalt, Germany1315 |
| Death | 15 March 976 | Ringelheim, Niedersachsen, Germany1315 |
| Father | Graf [Count] Lothar II of Walbeck & Stade |
| Mother | Swanehild |
| CHILDREN |
F | Countess Matilda of Saxony 1314 |
| | Birth | about 940 | location then called Herzogtum Sachsen in Ostenfrankenreich now, Sachsen, Germany1314 |
| Death | 25 May 1008 | Flanders, Belgium1314 |
| Title | | Countess of Flanders; Belgium1314 |
| Burial | | Gent, Oost-Vlaanderen, Belgium1314 |
| Marriage | 963 | Count Godefroi I of Ardennes "The Captive" ; 1307 |