| Role | Name | Name (original language) | Name (translation) | Floruits |
|---|---|---|---|---|
| Addressor | Henry III, king of England (d.1272) | the king | 1220 × 1272 | |
| Addressee | Llywelyn ap Gruffudd, prince of Wales | Llywellyn ap Gruffudd | 1253 × 1253 | |
| Addressee | Owain ap Gruffudd | Owain ap Gruffudd | 1253 × 1253 | |
| Addressee | Haakon IV, king of Norway (d.1263) | king of Norway | 1253 × 1253 | |
| Addressee | Alexander III, king of Scots (d.1286) | Alexander, king of Scotland | 1245 × 1285 | |
| named person (transaction) | Magnus, king of the Isles (d.1265) | Magnus, heir of Man and the Isles | 1256 × 1260 |