Nielsen Hayden genealogy
Family: Friedrich I von der Mark / Alveradis von Jülich (F14738)
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Male
Friedrich I von der Mark
Birth Bef 1155 Death 1199 Burial Marriage Father Eberhard | F14739 Group Sheet Mother Adelheid von Arnsberg | F14739 Group Sheet
Male
+ Adolf I von der Mark
Birth Abt 1194 Death 28 Jun 1249 Burial Abbey of Cappenberg, Selm, North Rhine-Westphalia, Germany Spouse Irmgarde van Gelre | F14737 Marriage