| Name | Lambert I | |
| Title | Count of Nantes and Prefect of the Breton March between 818 and 831 and Duke of Spoleto between 834 and 836 | |
| Suffix | of Nantes, Duke of Spoleto | |
| Gender | Male | |
| Title acquired or granted | Count of Nantes and Prefect of the Breton March between 818 and 831 and Duke of Spoleto between 834 and 836 | |
| Death | 836 | |
| Person ID | I320142974989 | Hurst Improbable Family Tree |
| Last Modified | 15 Jun 2026 | |
| Father | Guy | |
| Family ID | F7603 | Group Sheet | Family Chart |
Family 1 ![]() |
Adelaide of Lombardy | |||
| Marriage | Abt. 800 | |||
| Children |
|
|||
| Family ID | F1745 | Group Sheet | Family Chart | ||
| Last Modified | 15 Jun 2026 | |||
Family 2 ![]() |
Itta | |||
| Children |
|
|||
| Family ID | F3340 | Group Sheet | Family Chart | ||
| Last Modified | 15 Jun 2026 | |||