Individual Details
Sir John DE BYRON
(1217 - 1279)
Events
| Birth | 1217 | Clayton, Yorkshire, England | |||
| Death | 1279 | Clayton, Yorkshire, England |
Families
| Spouse | Joan de THIES (1226 - 1290) |
| Child | Lady Joan BYRON (1268 - 1380) |
| Child | Sir John DE BYRON - LORD OF CLAYTON (1253 - 1339) |
| Child | Joan DE BYRON (1268 - 1285) |
| Child | Sir Richard DE BYRON (1270 - ) |
| Father | Sir Robert DE BYRON Lord of Clayton (1178 - 1221) |
| Mother | Maud (1197 - ) |
| Sibling | William DE BYRON (1220 - ) |
| Sibling | Margery DE BYRON (1221 - ) |