Name
- Peel, Robert, 2nd Baronet, Prime Minister, 1788-18501
- Plunket, William Conyngham, 1st Baron Plunket, Lord Chancellor of Ireland1
- Privy Council, The1
- Protestant Operative Association, Dublin1
- Protestant Orphan Society, Dublin1
- Pyne, James Baker, artist, d 18701
- Rawson, Thomas James, Collector of Excise at Naas1
- Rennie, John, engineer, 1761-18211
- Richard and Frederick Bourne, proprietors of mail and stage coaches in Northern Ireland1
- Rose, James, of Add MS 404191
- Rothwell, Richard, artist1
- Rudolf, Richard1
- Sandys, Edwin, 1st Baronet of Miserden Castle and of Chadlington Hall, 1774-18481
- Sewell, Harriet, wife of T B D Sewell; claimant to Barony of Athenry1
- Sewell, Thomas Bermingham, page to the Duchess of Northumberland1
- Sidey, Charles Graham, Lord Provost of Perth1
- St. George, Arthur French, of Tyrone House, county Galway1
- Stanley, Edward George Geoffrey, 14th Earl of Derby, politician and prime minister, 1799-18691
- Stanley, J-, author of ' Ireland and her Evils.'1
- Steele, Flood Firman, solicitor, of Dublin1