| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Chapter of Brechin | Decani et Capituli Brechinensis | dean and chapter of Brechin | 1202 × 1321 |
| Addressee | Gregory, pope (d.1276) | 1272 × 1275 | ||
| named person (transaction) | William de Crachin, dean of Brechin (d.1269×75) | Guillielmi | William, dean of Brechin, and bishop-elect | 1248 × 1267 |