| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | John, king of England (d.1216) | Rex | the king | 1189 × 1215 |
| Addressee | William I, king of Scots (d.1214) | Regi Scoc’ | king of Scotland | 1145 × 1213 |
| named person (transaction) | Unknown messengers of King William | Nunciis vestris | your messengers | |
| named person (transaction) | Hubert Walter, archbishop of Canterbury (d.1205) | H | H[ubert], archbishop of Canterbury | 1189 × 1189 |
| named person (transaction) | Roger, constable of Chester (d.1211) | R | R., constable of Chester |