| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | John, heir of Dougal son of Suibne (MacSween) | Johannes [...] fillius Suffnee | John son of Suibne (MacSween) | 1261 × 1301 |
| Addressee | Edward I, king of England (d.1307) | Eduardo | Sir Edward, king of England and lord of Ireland | 1274 × 1312 |
| named person (transaction) | Hugh Bisset | Hugonis Byseth | Sir Hugh Bisset | 1301 × 1301 |
| named person (transaction) | John of Argyll/Lorn (son of Alexander) (d. 1316) | Johannes de Ergadia | John of Argyll | 1304 × 1309 |
| named person (transaction) | John of Menteith (I), knight | Johannis de Menetheh | Sir John of Menteith | 1286 × 1327 |