Nielsen Hayden genealogy
Heinrich I von Hoya
- 1235( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Heinrich I von Hoya [1] d. 25 Nov 1235
- Richza von Wölpe d. Bef 1227
- 2 Heinrich II von Hoya [1.1] d. 25 Jan 1290
- Hedwig d. Bef 1244
- 3 Richza [1.1.1] d. Bef 1270
- Johann I of Oldenburg b. Abt 1204 d. Abt 1270
- 4 Christian IV of Oldenburg [1.1.1.1] b. Abt 1228 d. Between 27 Nov 1285 and 3 Feb 1287 [ =>]
- Johann I of Oldenburg b. Abt 1204 d. Abt 1270
- 3 Richza [1.1.1] d. Bef 1270
- Hedwig d. Bef 1244
- 2 Heinrich II von Hoya [1.1] d. 25 Jan 1290
- Richza von Wölpe d. Bef 1227