Surname type: A.K.A.
| Member | Alternative Name |
|---|---|
| John O'Mahony | Sean (Sean) O'Mahony (A.K.A.) |
| John Ormsby-Gore | John (John Ralph Ormsby) Gore (A.K.A.) |
| William Ormsby-Gore | William (William) Gore (A.K.A.) |
| William Ormsby-Gore | William (William Richard Ormsby) Gore (A.K.A.) |
| Archibald Orr-Ewing | Archibald (Archibald Orr) Ewing (A.K.A.) |
| John Owen | John (John) Lord (A.K.A.) |
| Henry William George Paget | Earl Of Uxbridge (A.K.A.) |
| John Pakington | John (John Somerset) Russell (A.K.A.) |
| Walter Pelham | Walter (Walter John) Pelham (A.K.A.) |
| John Philipps | John (John Henry) Scourfield (A.K.A.) |
| Duncombe Pleydell-Bouverie | Duncombe (Duncombe Pleydell) Bouverie (A.K.A.) |
| Edward Pleydell-Bouverie | Edward (Edward Pleydell) Bouverie (A.K.A.) |
| Philip Pleydell-Bouverie | Philip (Philip Pleydell) Bouverie (A.K.A.) |
| William Pole-Carew | William (William Henry Pole) Carew (A.K.A.) |
| Frederick Polhill-Turner | Frederick (Frederick Charles) Polhill (A.K.A.) |
| William Pollard-Urquhart | William (William) Pollard (A.K.A.) |
| Pryse Pryse | Pryse (Pryse) Loveden (A.K.A.) |
| Pryse Pryse | Pryse (Pryse) Loveden (A.K.A.) |
| William Reade | William (William) Morris (A.K.A.) |
| John Rebow | John (John) Gurdon (A.K.A.) |