1091 - 1138 (47 years)
| Robert de Ros, Lord of Hamlake Castle Abt 1172-1227 |
| Robert de Ros, Lord of Hamlake Castle | |
| B: | Abt 1172 |
| Helmsley, Yorkshire, England | |
| D: | 1227 |
| Helmsley, Yorkshire, England | |
 | Isabella MacWilliam Abt 1165-Abt 1240 |
| Isabella MacWilliam | |
| B: | Abt 1165 |
| Scotland | |
| M: | 1191 |
| Haddington, East Lothian, Scotland | |
| D: | Abt 1240 |
| Scotland | |
| Roese Trussebut 1146-1194 |
| Roese Trussebut | |
| B: | 1146 |
| Hamlake, Yorkshire, England | |
| D: | 1194 |
| Helmsley, Yorkshire, England | |
| Everard de Ros Aft 1145-Abt 1186 |
| Everard de Ros | |
| B: | Aft 1145 |
| Yorkshire, England | |
| M: | Between 1170 and 1171 |
| England | |
| D: | Abt 1186 |
| Helmsley, Yorkshire, England | |
| Robert Trussebut -1193 |
| Robert Trussebut | |
| D: | 1193 |
| Sir William Trussebut 1130-1176 |
| Sir William Trussebut | |
| B: | 1130 |
| Warter, Yorkshire, England | |
| D: | 1176 |
| Honsingore, Yorkshire, England | |
| Aubrey de Harcourt 1135-1205 |
| Aubrey de Harcourt | |
| B: | 1135 |
| Shenton, Leicestershire, England | |
| D: | 1205 |
| Warter, Yorkshire, England | |
| William de Trussebutt 1091-1138 |
| William de Trussebutt | |
| B: | 1091 |
| Warter, Yorkshire, England | |
| D: | 1138 |
| Ingmanthorpe, Yorkshire, England | |
