Nielsen Hayden genealogy
Heinrich I
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1. Heinrich I (son of Konrad von Arnsberg and Mathilde von Northeim); died between 1115 and 1118. Family/Spouse: Beatrix von Hildrizhausen. Beatrix (daughter of Heinrich and Beatrix von Schweinfurt) died between 1115 and 1122. [Group Sheet] [Family Chart]
Children:
2. Konrad von Arnsberg was born about 1040 (son of Bernhard); died on 19 Jul 1092. Konrad married Mathilde von Northeim. [Group Sheet] [Family Chart]
3. Mathilde von Northeim (daughter of Otto I von Northeim and Richenza). Children:
- 1. Heinrich I died between 1115 and 1118.
- Friedrich von Arnsberg was born about 1075; died on 11 Feb 1124.
Generation: 3
4. Bernhard (son of Hermann II). Children:
- 2. Konrad von Arnsberg was born about 1040; died on 19 Jul 1092.
6. Otto I von Northeim was born about 1025 (son of Benno von Northeim); died on 11 Jan 1083; was buried in Nicolai Chapel, Northeim, Lower Saxony, Germany. Otto married Richenza. Richenza died before 11 Jan 1083. [Group Sheet] [Family Chart]
7. Richenza died before 11 Jan 1083. Children:
- Ita von Northeim died after 1099.
- 3. Mathilde von Northeim
- Ethelinde von Northeim
- Kuno von Beichlingen died in 1103.
- Heinrich von Northeim was born about 1051; died before 10 Apr 1101; was buried on 10 Apr 1101.
- Siegfried III von Northeim was born about 1053; died about 1107.
Generation: 4
8. Hermann II was born about 980 (son of Hermann I of Werl and Gerberga of Burgundy); died in 1025. Children:
- 4. Bernhard
12. Benno von Northeim (son of Siegfried I von Northeim and Mathilde); died between 1047 and 1049. Children:
- 6. Otto I von Northeim was born about 1025; died on 11 Jan 1083; was buried in Nicolai Chapel, Northeim, Lower Saxony, Germany.
Generation: 5
16. Hermann I of Werl was born about 940; died before 988. Hermann married Gerberga of Burgundy between 978 and 979. Gerberga (daughter of Conrad I, King of Burgundy and Matilda of the West Franks) died after 1016. [Group Sheet] [Family Chart]
17. Gerberga of Burgundy (daughter of Conrad I, King of Burgundy and Matilda of the West Franks); died after 1016. Children:
- 8. Hermann II was born about 980; died in 1025.
- Rudolf von Werl was born between 982 and 986.
- Bernhard of Werl-Hövel was born about 984.
24. Siegfried I von Northeim died in 1004. Siegfried married Mathilde. [Group Sheet] [Family Chart]
25. Mathilde Children:
- 12. Benno von Northeim died between 1047 and 1049.
Generation: 6
34. Conrad I, King of Burgundy (son of Rudolph II, King of Burgundy and Bertha of Swabia); died on 19 Oct 993. Conrad married Matilda of the West Franks. Matilda (daughter of Louis IV, King of Western Francia and Gerberga of Saxony) died about 981. [Group Sheet] [Family Chart]
35. Matilda of the West Franks (daughter of Louis IV, King of Western Francia and Gerberga of Saxony); died about 981. Children:
- 17. Gerberga of Burgundy died after 1016.
- Matilda of Burgundy
- Bertha of Burgundy was born about 965; died after 1010.