- Achilles (Mythological character),1
- Ackermann, Rudolph, 1764-1834.1
- Acland, Thomas Dyke, Sir, 1787-18711
- Adair, James, 1743?-1798,1
- Adair, Robert, Sir, 1763-18551
- Adam, Albrecht, 1786-1862,1
- Adam, Robert, 1728-17922
- Adam, William, 1751-18395
- Adam, William, 1751-1839.2
- Adams, Jack, active 1664,1
- Adams, John, 1735-1826.1
- Addington, William, Sir, -18114
- Addington, William, Sir, -1811,1
- Addington, William, Sir, -1811.2
- Addington, William, Sir, 1728-1811,1
- Addison, Joseph, 1672-1719,1
- Addison, Joseph, 1672-1719.4
- Addy, William, active 1685,1
- Adelaide, Queen, consort of William IV, King of Great Britain 1792-1849,1
- Adelaide, Queen, consort of William IV, King of Great Britain, 1792-184926