

| Name | Constanza Perez [1, 2, 3] | |
| Suffix | Princess of Castile-Leon | |
| Birth | 1354 | Burgos, Castilla-Leon, Spain |
| Gender | Female | |
| Burial | Mar 1394 | St. Mary, Leicester, Leicestershire, England |
| Death | 24 Mar 1394 | Leicester, Leicestershire, England |
| Person ID | I21586 | My Genealogy |
| Last Modified | 16 May 2026 | |
| Family | John le Gaunt, Duke of Lancaster, b. 24 Jun 1340, Gent, Oost-Vlaanderen, Belgium d. 3 Feb 1399, Castle, Leicester, Leicestershire, England (Age 58 years) | |
| Marriage | Sep 1371 | Charente-Maritime, Poitou-Charentes, France [3, 4, 5] |
| Family ID | F6326 | Group Sheet | Family Chart |
| Last Modified | 16 May 2026 | |
| Sources |
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