Johan I Duke of Sachsen-Lauenburg

DatePlaceSource
Born :Abt. 1247See Europäisch Stammtafeln Bund I tafel 40.-
Died :30 Jul 1286--

Age : 39
Ref. : 8426

FatherMother
Albrecht I Duke of SaxonyHelene of Braunschweig-Lüneburg
MarriageChildren
- Ingeborg Eriksdotter Princess of Sweden - - Elizabeth of Sachsen-Lauenburg

Johan I Duke of Sachsen-Lauenburg
Abt. 1247
30 Jul 1286
Albrecht I Duke of Saxony
1212
8 Nov 1260








Helene of Braunschweig-Lüneburg
1231
6 Sep 1273
Bernhard III Duke of Saxony
1140
9 Feb 1212


Judyta of Poland
1152
-



Otto I the child Duke of Braunschweig-Lüneburg
1204
19 Jun 1252


Mathilde of Brandenburg
Abt. 1209
10 Jun 1261
Albrecht the Bear Count of Nordmark
Abt. 1100 - 18 Nov 1170
Sophie of Winzenburg
- - 25 Mar 1160


- - -

- - -

Wilhelm the fat Duke of Braunschweig-Lüneburg
11 Apr 1184 - 13 Dec 1213
Helene Princess of Denmark
1176 - 22 Nov 1233

Albrecht II Count of Brandenburg
1174 - 24 Dec 1220
Mathilde of Lower Lusatia (Niederlausitz)
Abt. 1185 - 1255

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