Surname type: A.K.A.
| Member | Alternative Name |
|---|---|
| Samuel Montagu | Montagu (Montagu) Samuel-Montagu (A.K.A.) |
| Samuel Montagu | Montagu (Montagu) Samuel (A.K.A.) |
| Henry Moor | Henry (Henry) Moor (A.K.A.) |
| Edmund Morel | Georges (Georges Edmond Pierre Achille) Morel de Ville (A.K.A.) |
| Richard More-O'Ferrall | Richard (Richard More) O'Ferrall (A.K.A.) |
| Hamilton Morgan | Hamilton (Hamilton Knox) Grogan (A.K.A.) |
| Owen Morris | Owen (Owen) Temple-Morris (A.K.A.) |
| Hugh Munro-Lucas-Tooth | Hugh (Hugh Vere Huntly Duff) Lucas-Tooth (A.K.A.) |
| Harry Neale | Harry (Harry) Burrard (A.K.A.) |
| Ralph Neville | Ralph Neville (Ralph Neville) Grenville (A.K.A.) |
| Gerard Noel | Gerard (Gerard) Edwardes (A.K.A.) |
| Philip Noel-Baker | Philip (Philip John) Baker (A.K.A.) |
| Francis Norie-Miller | Francis (Francis) Miller (A.K.A.) |
| Percy Nugent | Percy (Percy) Fitzgerald (A.K.A.) |
| Francis Ogilvie-Grant | Francis (Francis William Ogilvie) Grant (A.K.A.) |
| Francis Ogilvie-Grant | Francis (Francis William) Grant (A.K.A.) |
| Kevin O'Higgins | Kevin (Kevin Christopher) Higgins (A.K.A.) |
| Sean O'Kelly | Seán (Seán Tomás) Ó Ceallaigh (A.K.A.) |
| Edward O'Kelly | Edward (Edward Peter) Kelly (A.K.A.) |
| John O'Mahony | Sean (Sean) O'Mahony (A.K.A.) |