| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | John of Argyll/Lorn (son of Alexander) (d. 1316) | 1304 × 1309 | ||
| Addressee | Edward II, king of England (d.1327) | the king | 1297 × 1319 | |
| named person (transaction) | Robert [Bruce] I, king of Scots (d.1329) | Robert de Bruce | 1292 × 1329 |