| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Edward I, king of England (d.1307) | Edward | Edward, king of England, lord of Ireland and duke of Aquitaine | 1274 × 1312 |
| Addressee | Unknown, lieutenant in Berwick | lieu tenaunt sir Johan de Segrave en la ville de Berewyke | lieutenant of Sir John de Seagrave, in Berwick | 1303 × 1303 |
| Addressee | Richard of Bromsgrove | Richard de Bremmesgrave | Richard of Bromsgrove | 1303 × 1303 |
| Addressee | Unknown, mayor of Berwick | maire de la dite ville | mayor of the villa | 1239 × 1314 |