Mechthild von Northeim1071–
- Name
- Mechthild von Northeim
| Birth of a son #1 | Heinrich I. von Rietberg about 1070 (Age ) |
| Birth | estimated a gap of 25 years about 1071 51 41 |
| Birth of a son #2 | Heinrich I. von Rietberg about 1074 (Age 3 years) |
| Birth of a son #3 | Heinrich I. von Rietberg about 1081 (Age 10 years) |
| Death of a father | Otto von Northeim January 11, 1083 (Age 12 years) |
| Death of a mother | Richenza Billung 1083 (Age 12 years) |
| Death of a brother | Heinrich der Fette before April 10, 1101 (Age 30 years) |
| Marriage of a child | Heinrich I. von Rietberg — Beatrix von Hildrizhausen — View this family 1106 (Age 35 years) |
| Death of a son | Heinrich I. von Rietberg 1116 (Age 45 years) |
| Family with parents |
| father |
Otto von Northeim Birth: estimated as equal to wife's birth year — about 1020 Death: January 11, 1083 |
| mother |
Richenza Billung Birth: estimated a gap of 20 years — about 1030 Death: 1083 |
|
Marriage: about 1050 — |
|
|
22 years herself |
Mechthild von Northeim Birth: estimated a gap of 25 years — about 1071 51 41 |
|
-15 years elder brother |
Heinrich der Fette Birth: about 1055 35 25 Death: drowned when fleeing ambush — before April 10, 1101 |
|
-4 years elder sister |
Ethelinde von Northeim Birth: estimated a gap of 20 years — about 1050 30 20 |
| Mother’s family with Herman von Werf |
| step-father |
Herman von Werf Birth: estimated as equal to wife's birth year — about 1020 |
| mother |
Richenza Billung Birth: estimated a gap of 20 years — about 1030 Death: 1083 |
|
Marriage: — |
| Family with Konrad II. von Werl-Arnsberg |
| husband |
Konrad II. von Werl-Arnsberg Birth: estimated as equal to wife's birth year — about 1071 |
| herself |
Mechthild von Northeim Birth: estimated a gap of 25 years — about 1071 51 41 |
| son |
Heinrich I. von Rietberg Birth: estimated as close to sibling(s) — about 1074 Death: in battle — 1116 — Welfesholz |