
| Name | Constanza Perez Princess Of CASTILE AND LÉON | |
| Suffix | DUCHESS OF LANCASTER | |
| Birth | 1354 | , Castrojeriz, Burgos, Spain |
| Gender | Female | |
| Death | 24 Mar 1394 | , Leicester, Leicestershire, England |
| Burial | St. Mary, Leicester, Leicestershire, England |
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| Person ID | I8242 | Coombs |
| Last Modified | 22 Jan 2013 | |
| Father | Pedro I "The Cruel" ALFONSEZ KING OF CASTILE AND LEON, b. 30 Aug 1334, , Burgos, Burgos, Spain d. 22 Mar 1369, , Montiel, Ciudad Real, Spain (Age 34 years) | |
| Mother | Maria Juana De PADILLA, QUEEN OF CASTILE, b. Abt 1334, Of, Sevilla, Sevilla, Spain d. Jul 1361, , Sevilla, Sevilla, Spain (Age 27 years) | |
| Marriage | 1353 | Of, Burgos, Burgos, Spain |
| Family ID | F2813 | Group Sheet | Family Chart |
| Family | John, Duke of Lancaster, b. Mar 1340, Abbaye de St Bavon, Ghent, Flandre-Orientale, Belgium d. 3 Feb 1398 OR 1399, Leicester Castle, Leicester, Leicestershire, England (Age 58 years) | |
| Marriage | Sep 1371 | , Rochefort-sur-Mer, Charente-Maritime, France |
| Family ID | F2567 | Group Sheet | Family Chart |
| Last Modified | 2 Feb 2026 | |
| Sources |