| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Ivo de Vieuxpont | Ivo de Veteri ponte | Ivo de Vieuxpont | 1196 × 1244 |
| Addressee | Roland (Lachlan), lord of Galloway (d.1200) | Rollando filio Owhredi | his lord, Roland, son of Uhtred, constable of the king of Scots | 1164 × 1198 |