| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Innocent III, pope (d.1216) | innocenc' | the lord Innocent, pope, III | 1198 × 1216 |
| Addressee | John of Salerno, cardinal-priest of S. Stefano in Monte Celio | 1201 × 1204 | ||
| Addressee | Richard de Prebenda, bishop of Dunkeld (d.1210) | 1170 × 1208 | ||
| Addressee | Ralph, bishop of Brechin (d.1212×14) | 1184 × 1212 | ||
| Addressee | Jonathan, bishop of Dunblane (d.1209/10) | 1194 × 1207 |