| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Edward I, king of England (d.1307) | Rex | The king | 1274 × 1312 |
| Addressee | People of Isle of Man | omnibus Insulam de Mann inhabitantibus | all the inhabitants of the Isle of Man | 1290 × 1290 |
| Appointee | Walter of Huntercombe, baron (d.1313) | Waltero de Huntercumbe | our sworn-man, Walter of Huntercombe | 1292 × 1298 |
| named person (transaction) | Richard de Burgh, earl of Ulster | Ricardus de Burgo | our sworn-man, Richard de Burgh, earl of Ulster | 1286 × 1286 |