Name
- Pennefather, Richard, MP for Cashel 18181
- Pratt, John Jeffreys, 2nd Earl and 1st Marquess Camden, 1759-18401
- Reilly, Philip, of Dublin1
- Rennie, John, engineer, 1761-18211
- Robertson, James, Benedictine monk and secret agent of the British Government1
- Romilly, Samuel, MP, law reformer1
- Rundell, Bridge and Rundell, goldsmiths and jewellers1
- Sadler, James, formerly Chemist to the Board of Naval Works; aeronaut1
- Sandwith, Joseph, of Dublin1
- Saurin, William, Attorney-General for Ireland1
- Saxton, Charles, 2nd Baronet, Under-Secretary for Ireland, 1773-18381
- Singer, Anna, Mrs1
- Skefflngton, Co Thomas Henry, 2nd Viscount Ferrard 1824; 2nd Baron Oriel 1828, formerly Foster1
- Sutton, Charles Manners-, 1st Viscount Canterbury, speaker of the House of Commons, 1780-18451
- Symes, James1
- Thorpe, William, DD1
- Tomlins, Thomas Edlyne, Counsel to the Chief Secretary for Ireland1
- Trench, Charles, of the Custom House, Dublin1
- Trevor, Hugh, Alderman of Dublin1
- Trudgett, John1