Name
- Chearnley, Samuel, of Cork1
- Cochlin, Samuel, formerly of the Irish Custom House1
- Cockburn, William, 11th Baronet 1853, Dean of York1
- Collins, Captain1
- Comerford, Richard Esmond, barrister and author, of Dublin1
- Conolly, Eleanor, widow, of Dublin1
- Cooke, Gilman, of the Irish Account Office1
- Cooper, Edward Synge, MP1
- Coote, Elizabeth Anne, wife of Charles Henry, 2nd Baron Castle Coote1
- Corry, James, Secretary, Irish Linen Office1
- Costello, Charles, Barrack-master at Ballaghaderreen1
- Crosbie, John, Viscount Crosbie, 2nd Earl of Glandore (1781)1
- Crosbie, Marcus, of Add MS 402371
- Cuthbert, John1
- Darby, Meredith, correspondent of Sir Robert Peel, fl 18151
- Dawson, George Robert, politician, 1790-18561
- Dickenson, Thomas Pargiter, customs officer and civil servant, ?1782-18591
- Domvile, Compton Pocklington, 1st Baronet, politician, c 1775-18571
- Drummond, Henry, politician, writer and co-founder of the Catholic Apostolic church, 1786-18601
- Dumas, John, correspondent of Sir Robert Peel, fl 1813-18151