Nielsen Hayden genealogy
Siegfried I of Blankenburg
![Male](img/tng_male.gif)
Generation: 1
Generation: 2
Generation: 3
Generation: 4
1. Siegfried I of Blankenburg Notes:
Count of Blankenburg. Mentioned 1142.
Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Children:
Generation: 2
2. Heinrich I of Blankenburg and Regenstein (1.Siegfried1)
Notes:
Count of Blankenburg and Regenstein. Mentioned 1172.
Family/Spouse: (Unknown) von Polleben. [Group Sheet] [Family Chart]
Children:
- 3. Ulrich I von Regenstein
died between 24 Jun 1265 and 5 Jun 1267.
- 3. Ulrich I von Regenstein
Generation: 3
3. Ulrich I von Regenstein (2.Heinrich2, 1.Siegfried1) died between 24 Jun 1265 and 5 Jun 1267.
Notes:
Count of Regenstein.
Ulrich married Mathilde before 1236. [Group Sheet] [Family Chart]
Children:
Generation: 4
4. Mechtild von Regenstein (3.Ulrich3, 2.Heinrich2, 1.Siegfried1)
Notes:
Mentioned 1246.
Mechtild married Heinrich II of Honstein before 1253. Heinrich (son of Dietrich I of Honstein and Hedwig of Brehna) died on 24 Jan 1284. [Group Sheet] [Family Chart]
Children:
- 5. Dietrich II of Honstein
died between 28 May 1309 and 11 Aug 1309.
- 5. Dietrich II of Honstein