Name
- Buller, Charles, MP; of Add MS 404524
- Bulwer, William Henry Lytton Earle, 1st Baron Dalling and Bulwer, politician and writer, 1801-18724
- Bunsen, Christian Carl Josias, Freiherr von Bunsen, Prussian diplomat, scholar and theologian, 1761-18604
- Bushe, Charles Kendal, Chief Justice of Ireland4
- Butler, Richard, Baron Caher, 1st Earl of Glengall 18164
- Butler, Richard, Viscount Caher 2nd Earl of Glengall 18194
- Chetwynd-Talbot, Henry John, 18th Earl of Shrewsbury4
- Cooke, Edward, Under-Secretary of State, 1755-18224
- Cooke, Henry, Moderator of Belfast General Assembly4
- Coote, Charles Henry, 2nd Baron Castle Coote4
- Coote, Charles, 1st Earl of Mountrath4
- Corry, John, topographer4
- Courtenay, William, 10th Earl of Devon, politician, 1777-18594
- Crosbie, Marcus, of Add MS 402374
- Curtis, William, 2nd Baronet, nobleman, 1782-18474
- Curzon-Howe, Richard William Penn, 1st Earl Howe4
- Damer, George Lionel, army officer and politician, 1788-18564
- Dugdale, William Stratford, politician, 1800-18714
- Duncan, Adam, 2nd Earl of Camperdown, politician, 1812-18674
- Elrington, Thomas, Bishop of Limerick 1820, and (1822) of Ferns and Leighlin, 1760-18354