| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Grantor | Geoffrey de Percy, son of Alan | Gaufridus de Perci | Geoffrey de Percy | 1153 × 1153 |
| Beneficiary | Whitby Abbey (St Hilda) | Ecclesiae S. Petri et S. Hyldae de Wyteby | Church of SS Peter and Hilda of Whitby | 1153 × 1201 |
| named person (transaction) | Alan de Percy (le Meschin), son of Alan | Alanus frater meus | Sir Alan, my brother | 1113 × 1152 |
| Name | Name (original language) | Name (translation) | Floruits | Order |
|---|---|---|---|---|
| Henry de Percy, son of Alan | Henricus de Perci | Henry de Percy | 1152 × 1159 | 1 |
| Robert Tyrell | Robertus Tirel | Robert Tyrel | 1152 × 1152 | 2 |
| Alan, brother of Robert Tyrell | ejus frater Alanus | his brother, Alan | 3 |