| Name | Alfonso de León | |
| Title | Rey | |
| Suffix | IX | |
| Nickname | El Baboso o el babeante | |
| Birth | 15 Aug 1171 | Zamora, Reino de Leon |
| Gender | Male | |
| Death | 24 Sep 1230 | Sarria, Lugo, Reino de Galicia |
| Person ID | I714 | Osgood |
| Last Modified | 19 Oct 2025 | |
| Family | Reina Consorte de Leon Berenguela de Castilla, b. 1 Jan 1180, Burgos, Reino de Castilla-Leon d. 8 Nov 1246, Burgos, Reino de Castilla Y León (Age 66 years) | |||
| Marriage | 17 Nov 1197 | |||
| Children |
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| Family ID | F384 | Group Sheet | Family Chart | ||
| Last Modified | 19 Oct 2025 | |||
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