Name
- Le Poer Trench, Charles, Archdeacon of Ardagh2
- Le-Poer Trench, Richard, 2nd Earl of Clancarty2
- Acland, Thomas Dyke, 10th Baronet, politician, 1787-18711
- Adams, Dudley, therapeutist1
- Addington, John Hiley, PC, MP1
- Alexander, Josias Du Pré, 2nd Earl of Caledon, politician, landlord and colonial administrator, 1777-18391
- Alker, Samuel, representative creditor of Royal Canal Co., Ireland1
- Arabin, Henry, agent of Irish Royal Canal Co1
- Arbuthnot, Charles, diplomat and politician, 1767-18501
- Archer, Charles Palmer, Sheriff of Dublin1
- Armstrong, David1
- Atcheson, Nathaniel, Parliamentary agent1
- Atkinson, Jasper, Knight, of the Royal Mint, fl 1824-18421
- Aubrey, George Evans, Secretary, Manchester Chamber of Commerce1
- Balfour, Blaney, of Townley Hall, Drogheda; correspondent of Sir Robert Peel, fl 1813-18171
- Balrd, Thomas, Provost of Pollockshaws, fl 18251
- Bank of Ireland1
- Baring, Henry Bingham, politician; son of Henry Baring, 1804-18691
- Barrett, Caroline, correspondent of Sir Robert Peel, fl 1825-18321
- Barrow, John, 1st Baronet, author; Second Secretary to the Admiralty, 1764-18481