| Templewood (Viscountcy) |
Samuel John Gurney Hoare - Fri 14th Jul 1944
|
7 May 1959 |
- |
| Tenby (Viscountcy) |
Gwilym Lloyd-George - Tue 12th Feb 1957
|
- |
- |
| Thame (Viscountcy) |
Francis Norris - Thu 28th Jan 1621
|
- |
- |
| Thetford (Viscountcy) |
Henry Bennet - Fri 22nd Apr 1672
|
- |
- |
| Throwley (Viscountcy) |
George Watson Milles - Tue 4th May 1880
|
2 December 1996 |
- |
| Thurso (Viscountcy) |
Archibald Henry Macdonald Sinclair - Thu 10th Apr 1952
|
- |
- |
| Tiverton (Viscountcy) |
Hardinge Stanley Giffard - Wed 19th Jan 1898
|
31 December 2010 |
- |
| Tonypandy (Viscountcy) |
Thomas George Thomas - Mon 11th Jul 1983
|
22 September 1997 |
- |
| Torrington (Viscountcy) |
George Byng - Sun 21st Sep 1721
|
- |
- |
| Totnes (Viscountcy) |
Charles FitzCharles - Mon 29th Jul 1675
|
- |
- |
| Townshend (Viscountcy) |
Horatio Townshend - Wed 2nd Dec 1682
|
- |
- |
| Tracy (Viscountcy) |
John Tracy - Mon 12th Jan 1643
|
- |
- |
| Traprain (Viscountcy) |
Arthur James Balfour - Fri 5th May 1922
|
- |
- |
| Tredegar (Viscountcy) |
Godfrey Charles Morgan - Thu 28th Dec 1905
|
11 March 1913 |
- |
| Tredegar (Viscountcy) |
Courtenay Charles Evan Morgan - Wed 4th Aug 1926
|
27 April 1949 |
- |
| Trematon (Viscountcy) |
Alexander Augustus Frederick William Alfred George - Mon 16th Jul 1917
|
16 January 1957 |
- |
| Trematon (Viscountcy) |
William - Sat 27th Jul 1726
|
- |
- |
| Trenchard (Viscountcy) |
Hugh Montague Trenchard - Fri 31st Jan 1936
|
- |
- |
| Trentham (Viscountcy) |
John Leveson-Gower - Fri 8th Jul 1746
|
- |
- |
| Tullogh (Viscountcy) |
Charles Butler - Mon 8th Mar 1694
|
17 December 1758 |
- |