Nielsen Hayden genealogy
Descendants of Otto II van Gelre
Abt 1215 - 1271 (~ 56 years)Father: Gerhard van Gelre (Abt 1185 - 22 Aug 1229)
Mother: Margareta of Brabant (Abt 1192 - 5 May 1231)
Otto II van Gelre (Abt 1215 - 10 Jan 1271)
Philippa de Dammartin ( - Between 14 Apr 1277 and 1281)(m. 1253)
   ├─ Margareta van Gelre ( - Between 1282 and 1287)
   │ Dietrich VIII von Kleve (Between 1256 and 1257 - 4 Oct 1305)
   │    └─ Otto von Kleve (Abt 1278 - 29 Sep 1310)
   │     Michtild von Virneburg ( - Aft 25 Apr 1360)(m. 1 Aug 1308)
   │         + Jan IV (Abt 1310 - Between 12 Nov 1359 and 6 May 1360)
   └─ Reinald I of Guelders (Abt 1255 - 9 Oct 1326)
    Marguerite van Vlaanderen ( - Abt 1328)(m. 3 Jul 1286 Namur, Wallonia, Belgium)
       ├─ Margarethe ven Gelre ( - 26 Jun 1333)
       │ Dietrich IX (1291 - 7 Jul 1346)(m. Abt 7 May 1305)
       │     + Adolf II ( - 1347 Guelders, Netherlands)(m. 15 Mar 1332)
       └─ Reinald II of Guelders (Abt 1295 - 12 Oct 1343 Arnheim, Gelderland, Netherlands)
        Sophia Berthout ( - 6 May 1329)(m. 11 Jan 1311)
           └─ Maria of Guelders (Between 1325 and 1330 - Nov 1397) =>
            + Wilhelm VI-II (1333 - 13 Dec 1393)(m. Aft 25 Dec 1362)