Nielsen Hayden genealogy
Descendants of Richardis von Scheyern-Wittelsbach
![Female](img/tng_female.gif)
Father: Otto I of Bavaria
(Abt 1117 - 11 Jul 1183)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
Mother: Agnes von Looz
(Abt 1150 - 1192)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
Richardis von Scheyern-Wittelsbach (Abt 1173 - 7 Dec 1231)
   │
Adolf I von der Mark
(Abt 1194 - 28 Jun 1249 bur.Abbey of Cappenberg, Selm, North Rhine-Westphalia, Germany)
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![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │    └─ Engelbert I von der Mark
(Abt 1215 - 16 Nov 1277 Bredevoort, Gelderland, Netherlands)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │     :   │ + Heinrich von Berg
(Bef 1247 - Between 1290 and 1295)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │     :    + Irmgard von Berg
( - 24 Mar 1294)(m. Abt 29 Jan 1273)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │        └─ Mehaut von der Mark
( - Between 17 Apr 1319 and 21 Jul 1319) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         + Floris Berthout
( - Between 15 Oct 1331 and 26 Nov 1331)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │    
Adelheid von Katzenelnbogen
( - 22 Feb 1288 Mainz, Hessen, Germany)(m. Abt 1250)
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![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         + Imagina von Isenburg in Limburg
(Abt 1255 - 24 Sep 1318)(m. Abt 1271)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │    │
Wilhelm IV
(1210 - 16 Mar 1278 Aachen, Westphalia, Germany)(m. Bef 10 Jan 1250)
![Collapse](img/tng_minus.gif)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │    │
Wilhelm IV
(1210 - 16 Mar 1278 Aachen, Westphalia, Germany)(m. 12 Mar 1237)
![Collapse](img/tng_minus.gif)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │    │     + Johann von Arberg
( - Bef 28 Jun 1287)(m. Between 1268 and 1270)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │        ├─ Margareta van Gelre
( - Between 1282 and 1287) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │        │ + Dietrich VIII von Kleve
(Between 1256 and 1257 - 4 Oct 1305)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
   │         + Marguerite van Vlaanderen
( - Abt 1328)(m. 3 Jul 1286 Namur, Wallonia, Belgium)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
           ├─ Adelaide of Holland
(Abt 1230 - Between 1 Mar 1284 and 7 Apr 1284) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
           │ + John d'Avesnes
(Apr 1218 Houffalize, Luxembourg (now Belgium) -
           │ 24 Dec 1257 Valenciennes, Nord-Pas-de-Calais, France)(m. 9 Oct 1246)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
           │ 24 Dec 1257 Valenciennes, Nord-Pas-de-Calais, France)(m. 9 Oct 1246)
           └─ Margaretha van Holland
(Abt 1234 - 26 Mar 1277) =>
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)
            + Hermann I von Henneberg
(1224 - 18 Dec 1290)(m. 24 May 1249)
![Locate Person in Chart, Link to Ancestor Chart & Descendant Chart](img/rrtextplus_locate.gif)