| of Dudley (Dukedom) |
Alice Dudley - Mon 23rd May 1644
|
22 January 1669 |
- |
| of Dudley (Earldom) |
John William Ward - Fri 5th Oct 1827
|
6 March 1833 |
- |
| Dudley (Barony) |
No Letters Patent
|
- |
- |
| of Dudley (Earldom) |
William Ward - Fri 17th Feb 1860
|
- |
- |
| Dudley and Ward (Viscountcy) |
John Ward - Thu 21st Apr 1763
|
6 March 1833 |
- |
| of Dufferin (Earldom) |
Frederick Temple Blackwood - Mon 13th Nov 1871
|
29 May 1988 |
- |
| of Dufferin and Ava (Marquessate) |
Frederick Temple Blackwood - Sat 17th Nov 1888
|
29 May 1988 |
- |
| Dufferin and Claneboye (Barony) |
Dorcas Blackwood - Thu 31st Jul 1800
|
- |
- |
| Dugan of Victoria (Barony) |
Winston Joseph Dugan - Thu 7th Jul 1949
|
17 August 1951 |
- |
| Dukeston (Barony) |
Charles Dukes - Tue 1st Apr 1947
|
14 May 1948 |
- |
| Dulverton (Barony) |
Gilbert Alan Hamilton Wills - Mon 8th Jul 1929
|
- |
- |
| of Dumbarton (Earldom) |
Henry Charles Albert David - Mon 16th Jul 2018
|
- |
- |
| of Dumfries (Earldom) |
William Crichton - Sun 12th Jun 1633
|
- |
- |
| of Dumfriesshire (Marquessate) |
William Douglas - Fri 3rd Nov 1684
|
- |
- |
| Dunalley (Barony) |
Henry Prittie - Thu 31st Jul 1800
|
- |
- |
| Dunboyne (Barony) |
Edmund Butler - Sat 11th Jun 1541
|
- |
- |
| Dunboyne (Barony) |
William Grimston - Mon 29th May 1719
|
- |
- |
| Duncan (Barony) |
Adam Duncan - Mon 30th Oct 1797
|
5 December 1933 |
- |
| Duncan (Viscountcy) |
Adam Duncan - Mon 30th Oct 1797
|
5 December 1933 |
- |
| Duncannon (Viscountcy) |
William Ponsonby - Sun 28th Feb 1723
|
- |
- |