| Williams (Barony) |
Thomas Edward Williams - Thu 24th Jun 1948
|
18 February 1966 |
- |
| Williams of Baglan (Barony) |
Michael Charles Williams - Fri 23rd Jul 2010
|
23 April 2017 |
- |
| Williams of Barnburgh (Barony) |
Thomas Williams - Thu 2nd Feb 1961
|
29 March 1967 |
- |
| Williams of Crosby (Barony) |
Shirley Vivien Teresa Brittain Williams - Mon 1st Feb 1993
|
12 April 2021 |
- |
| Williams of Elvel (Barony) |
Charles Cuthbert Powell Williams - Wed 22nd May 1985
|
30 December 2019 |
- |
| Williams of Mostyn (Barony) |
Gareth Wyn Williams - Thu 30th Jul 1992
|
20 September 2003 |
- |
| Williams of Oystermouth (Barony) |
Rowan Douglas Williams - Tue 8th Jan 2013
|
- |
- |
| Williams of Trafford (Barony) |
Susan Frances Maria Williams - Fri 20th Sep 2013
|
- |
- |
| Williamson (Barony) |
Thomas Williamson - Tue 15th May 1962
|
27 February 1983 |
- |
| Williamson of Horton (Barony) |
David Francis Williamson - Fri 5th Feb 1999
|
30 August 2015 |
- |
| of Willingdon (Earldom) |
Freeman Freeman-Thomas - Fri 20th Feb 1931
|
19 March 1979 |
- |
| Willingdon (Barony) |
Freeman Freeman-Thomas - Wed 20th Jul 1910
|
19 March 1979 |
- |
| Willingdon (Viscountcy) |
Freeman Freeman-Thomas - Mon 23rd Jun 1924
|
19 March 1979 |
- |
| of Willingdon (Marquessate) |
Freeman Freeman-Thomas - Tue 26th May 1936
|
19 March 1979 |
- |
| Willis (Barony) |
Edward Henry Willis - Tue 21st Jan 1964
|
22 December 1992 |
- |
| Willis of Knaresborough (Barony) |
George Philip Willis - Fri 18th Jun 2010
|
- |
- |
| Willis of Summertown (Barony) |
Katherine Jane Willis - Fri 8th Jul 2022
|
- |
- |
| Willoughby de Broke (Barony) |
No Letters Patent
|
- |
- |
| Willoughby de Eresby (Barony) |
No Letters Patent
|
- |
- |
| Wills (Barony) |
Michael David Wills - Sat 10th Jul 2010
|
- |
- |