| First & lastname | Alfonso | |
| Birth | 1376 | |
| Death | 1377 | |
| Age | 1 year | |
| Patriarch & Matriarch |
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| Headstones | ||
| Person ID | P12798 | My Genealogy |
| Last Modified | 24 Jul 2020 | |
| Father | Peter IV of Aragon, b. 1319 d. 1387 (Age 68 years) Other: Eleanor a of Portugal; Maria of Navarre; Eleanor of Sicily | |
| Relationship | natural | |
| Mother | Sibila of Fortia | |
| Relationship | natural | |
| Family ID | F3550 | Group Sheet | Family Chart |