| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Popes (unnamed)/Papal See | 1165 × 1165 | ||
| Addressee | Unknown, bishop of Glasgow | Glasguensi [Episcopis] | bishop of Glasgow | 1165 × 1258 |
| Addressee | Unknown, bishop of Dunkeld | Dunkeldensi [Episcopis] | bishop of Dunkeld | 1267 × 1267 |