Nielsen Hayden genealogy
Descendants of Margereta of Savoy
- 1254Father: Amedee of Savoy (1197 - 24 Jun 1253 Montmelian, Savoie, Rhône-Alpes, France)
Mother: Marguerite of Burgundy (1192 - 1242)
Margereta of Savoy ( - 1254)
Boniface II (Abt 1202 - Between 12 Jun 1253 and 10 Dec 1256)(m. 9 Dec 1235)
   └─ Alessina de Monferrato ( - 5 Feb 1285)
    Albrecht I (1236 - 15 Aug 1279)(m. 1 Nov 1266)
       ├─ Heinrich I of Brunswick (Aug 1267 - 7 Sep 1322)
       │ Agnes von Meissen (Bef 1264 - Aft 1 Feb 1332)(m. 1282)
       │     + Adelheid of Everstein ( - Aft 1376)(m. Abt 1335)
       ├─ Albrecht II of Brunswick (Abt 1268 -
       │ 22 Sep 1318 bur.Brunswick Cathedral, Braunschweig, Lower Saxony, Germany)
       │ 22 Sep 1318 bur.Brunswick Cathedral, Braunschweig, Lower Saxony, Germany)
       │ Richza of Werle ( - Aft 2 Oct 1312 bur.Göttingen, Lower Saxony, Germany)(m. 10 Jan 1284)
       │    ├─ Magnus I of Brunswick (Abt 1304 -
       │    │ Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany) =>
       │    │ Between 15 Jun 1369 and 15 Aug 1369 bur.St. Michaelis, Lüneberg, Lower Saxony, Germany) =>
       │    │ + Sophia of Brandenburg (Abt 1300 - 1356)(m. Abt 1327)
       │     + Elizabeth von Hessen ( - 7 Mar 1390)(m. 1339)
       └─ Matilde (1276 - Bef 31 Aug 1318)
        Henryk I-III von Schliesen (Between 1251 and 1260 - 9 Dec 1309)(m. Bef Apr 1290)
           └─ Heinrich II of Silesia (Between 1289 and 1293 - 22 Jan 1342 bur.Zagan, Zagan, Silesia, Poland) =>
            + Mechtilde of Brandenburg (Between 1298 and 1300 - Between Jul 1325 and 31 Mar 1329)
            (m. Between 5 Jan 1310 and 29 Feb 1312)
            (m. Between 5 Jan 1310 and 29 Feb 1312)