| Bernard (Viscountcy) |
Francis Bernard - Fri 29th Aug 1800
|
8 February 1979 |
- |
| Bessborough (Barony) |
William Ponsonby - Thu 11th Sep 1721
|
- |
- |
| of Bessborough (Earldom) |
Brabazon Ponsonby - Tue 6th Oct 1739
|
- |
- |
| Blakeney (Barony) |
William Blakeney - Sat 18th Dec 1756
|
20 September 1761 |
- |
| Blarney (Barony) |
Charles MacCarthy - Wed 15th Nov 1628
|
11 May 1691 |
- |
| Blayney (Barony) |
Edward Blayney - Thu 29th Jul 1621
|
18 January 1874 |
- |
| Blesington (Viscountcy) |
Murrough Boyle - Wed 23rd Aug 1673
|
22 May 1732 |
- |
| of Blesington (Earldom) |
William Stewart - Tue 7th Dec 1745
|
14 August 1769 |
- |
| of Blesington (Earldom) |
Charles John Gardiner - Fri 12th Jan 1816
|
25 May 1829 |
- |
| Bloomfield (Barony) |
Benjamin Bloomfield - Sat 14th May 1825
|
17 August 1879 |
- |
| Blundell (Viscountcy) |
Montague Blundell - Fri 22nd Nov 1720
|
19 August 1756 |
- |
| Blundell (Barony) |
Montague Blundell - Fri 22nd Nov 1720
|
19 August 1756 |
- |
| Bourke (Viscountcy) |
John Bourke - Fri 20th Apr 1629
|
12 April 1916 |
- |
| Bourke (Barony) |
Theobald Bourke - Sat 17th Feb 1618
|
- |
- |
| Bowes (Barony) |
John Bowes - Tue 15th Aug 1758
|
22 July 1767 |
- |
| Boyle (Barony) |
Murrough Boyle - Wed 23rd Aug 1673
|
22 May 1732 |
- |
| Boyle (Viscountcy) |
Henry Boyle - Sat 17th Apr 1756
|
- |
- |
| Boyle (Viscountcy) |
Lewis Boyle - Mon 28th Feb 1628
|
- |
- |
| Boyle (Barony) |
Richard Boyle - Tue 6th Sep 1616
|
- |
- |
| Boyne (Viscountcy) |
Gustavus Hamilton - Fri 20th Aug 1717
|
- |
- |