- Bedford, Francis Russell, Duke of, 1765-1802.1
- Bedford, John Russell, Duke of, 1766-18393
- Billington, Elizabeth, 1765-18182
- Bridgewater, Francis Egerton, Duke of, 1736-1803.1
- Bridport, Alexander Hood, Viscount, 1726-18141
- Bristol, Elizabeth Chudleigh, Countess of, 1720-17881
- Brothers, Richard, 1757-18241
- Buckingham and Chandos, Richard Temple Nugent Brydges Chandos, Duke of, 1776-18392
- Buckingham, George Nugent Temple Grenville, Marquess of, 1753-18139
- Buckingham, George Nugent Temple Grenville, Marquess of, 1753-1813.8
- Buckinghamshire, Albinia Hobart, Countess of, 1738-18165
- Buckinghamshire, Eleanor Hobart, Countess of, 1777-18511
- Burdett, Francis, 1770-184410
- Burdett, Francis, 1770-1844.1
- Burgoyne, John, 1722-17921
- Burke, Edmund, 1729-179756
- Burke, Edmund, 1729-1797.12
- Bute, John Stuart, Earl of, 1713-17924
- Bute, John Stuart, Earl of, 1713-1792.1
- Camden, Charles Pratt, Earl, 1714-17942