Individual Details
Lord Willem I De Ros of Helmsley
(1195 - 1265)
Events
| Birth | 1195 | Helmsley, Yorkshire, England | |||
| Death | 1265 | Kirkham, Lancashire, England |
Families
| Spouse | Lucy Fitz-Herbert van Winchester Lady van Ingmanthorpe (1200 - 1250) |
| Father | Robert De Ros (1167 - 1227) |
| Mother | Isabella Mac William (1165 - ) |
| Sibling | Sir William De Ros of Helmsley (1192 - 1258) |
| Sibling | Baron Robert De Ros of Wark ( - 1269) |
| Sibling | Alexander De Ros (1191 - ) |
| Sibling | William De Ros (1200 - 1258) |
| Sibling | Alexander De Ros (1195 - ) |
| Sibling | William De Roos (1202 - 1258) |
| Sibling | Sir William De Ros (1255 - 1264) |
| Sibling | Lucy De Ros (1193 - 1279) |
| Sibling | William De Ros X (1196 - 1264) |
| Sibling | Robert De Ross (1194 - 1274) |