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Geoffrey I | |
|---|---|
| Duke of Vianden | |
 Coat of arms | |
| Died | 1310 |
| Spouse(s) | Aleidis of Oudenaarde (1260- 1305) Lutgardis of Ligny |
| Father | Filips I of Vianden |
| Mother | Mary of Brabant-Perwez |
Geoffrey I of Vianden 7th duke of Vianden 1273-1310 (-1310) was a son to duke Filips I of Vianden and Mary of Brabant-Perwez.
He succeeded to his father in 1273 in Vianden. Geoffrey married Aleidis of Oudenaarde (1260-1305) and Lutgardis van Ligny and fathered:
- Filips II of Vianden 8th duke of Vianden 1310-1315/1316
- Lutgardis of Vianden, who married Jan van Sombreffe
- Margareth (1280-1336), who married duke Henry II of Lodi (-1366).
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