William Longsword Duke Of Normandy
- 942Normandy Family
| Earliest Ancestor(s) | Robert Of Norway 1St Duke Of Normandy & Poppa De Valois Duchess Of Normandy |
| Origins | About 870, Norway |
| Descendants | 752 Descendants / 38 Generations. |
| Variant Spellings | Athling, England, Flanders, Gloucester, Normandy, _____ |
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