| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Boniface VIII, pope (d.1303) | 1295 × 1302 | ||
| Addressee | Unknown, dean of Brechin | Decano | dean [of church of Brechin] | 1296 × 1296 |
| Addressee | Chapter of Brechin | Capitulo ecclesie Brechinensis | chapter of church of Brechin | 1202 × 1321 |