George IV , monarch of the United Kingdom
29 January 1820 until 26 June 1830.
Letters Patent for this reign
| Kingdom | Reign | Issued on | Peerage types | Peerages | Issued to |
|---|---|---|---|---|---|
| Kingdom of Ireland | George IV | Tue 5th Feb 1822 | Hereditary peerage subsidiary to another created by the same letters patent, Promotion in the peerage of Ireland | Adare, Dunraven and Mount Earl | QUIN Valentine Richard |
| United Kingdom | George IV | Sat 6th Oct 1827 | Promotion, Promotion | Cawdor, Emlyn | CAMPBELL John Frederick |
| United Kingdom | George IV | Tue 17th Jul 1821 | Hereditary peerage | Delamere | CHOLMONDELEY Thomas |
| United Kingdom | George IV | Mon 10th Jul 1826 | Hereditary peerage | de Tabley | LEICESTER John Fleming |
| Kingdom of Ireland | George IV | Tue 10th Dec 1822 | Peerage of Ireland | Downes | DOWNES William |
| United Kingdom | George IV | Fri 5th Oct 1827 | Promotion, Promotion | Dudley, Ednam | WARD John William |
| United Kingdom | George IV | Wed 18th Jul 1821 | Promotion, Promotion | Dunwich, Stradbroke | ROUS John |
| United Kingdom | George IV | Tue 29th Jan 1828 | Hereditary peerage | Durham | LAMBTON John George |
| United Kingdom | George IV | Tue 17th Jul 1821 | Promotion, Promotion | Eastnor, Somers | COCKS John Somers |
| United Kingdom | George IV | Sat 7th Jul 1821 | Promotion, Promotion | Eldon, Encombe | SCOTT John |
| United Kingdom | George IV | Sat 14th Jul 1821 | Promotion | Falmouth | BOSCAWEN Edward |
| United Kingdom | George IV | Sat 8th Jul 1826 | Hereditary peerage | Farnborough | LONG Charles |
| United Kingdom | George IV | Fri 14th Jul 1826 | Hereditary peerage | Feversham | DUNCOMBE Charles |
| United Kingdom | George IV | Sat 28th Apr 1827 | Hereditary peerage (already peer of Ireland) | Fife | DUFF James |
| Kingdom of Ireland | George IV | Tue 27th Jun 1826 | Peerage of Ireland | Fitzgerald and Vesey | FITZGERALD Catherine |
| United Kingdom | George IV | Tue 17th Jul 1821 | Hereditary peerage | Forester | WELD FORESTER Cecil |
| United Kingdom | George IV | Fri 30th Jan 1824 | Hereditary peerage | Gifford | GIFFORD Robert |
| Kingdom of Ireland | George IV | Sat 23rd Jun 1827 | Hereditary peerage subsidiary to another created by the same letters patent, Promotion in the peerage of Ireland | Glandine, Norbury | TOLER John |