Name
- Appollonius, Herman, Hanseatic envoy to England1
- Apponyi, Anton, Count, Austrian Ambassador in Paris1
- Apreece, Thomas Hussey, Baronet1
- Apsley, Allen, Lieutenant of the Tower1
- Arbuthnot, A ., residing in Florida1
- Arbuthnot, Charles, diplomat and politician, 1767-18501
- Arbuthnot, Charles, son of Dr. John Arbuthnot1
- Archer, John, Justice of Common Pleas1
- Archer, William, of Theydon Garnon1
- Arden, Robert1
- Armbrister, Robert Christie1
- Armorer, Nicholas, Major1
- Armourers' Company, London1
- Army of Prussia1
- Army of Russia1
- Arnold, J.1
- Arnold, Richard, antiquary1
- Arnott, John, Colonel; of Add MS 383301
- Arris, Thomas1
- Arundel, Richard, of Trerice1