Peerages
By title: I
Navigate via first letter of Title
| Title | Letters patent | Extinct | Merged into crown |
|---|---|---|---|
| Irwin (Barony) | Edward Frederick Lindley Wood - Tue 22nd Dec 1925 | - | - |
| Islington (Barony) | John Poynder Dickson-Poynder - Wed 27th Apr 1910 | 6 December 1936 | - |
| Islwyn (Barony) | Royston John Hughes - Sat 25th Oct 1997 | 19 December 2003 | - |
| Ismay (Barony) | Hastings Lionel Ismay - Tue 14th Jan 1947 | 17 December 1965 | - |
| of Iveagh (Earldom) | Edward Cecil Guinness - Tue 30th Sep 1919 | - | - |
| Iveagh (Barony) | Edward Cecil Guinness - Wed 21st Jan 1891 | - | - |
| Iveagh (Viscountcy) | Edward Cecil Guinness - Mon 18th Dec 1905 | - | - |