| Surname | Forename | Rank | Unit | Born | Resided |
| MOLONEY | William | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| MOLONY | Bertram Weldon | Captain | 1st Battalion, East Lancashire Regiment | | |
| MOLONY | Charles Frederick | Rifleman | King's Royal Rifle Corps | Born Dublin | Resided Ennis, Co. Clare |
| MONAGHAN | Christopher | Private | Royal Dublin Fusiliers | Born Dublin | Resided Dublin |
| MONAGHAN | Daniel | Private | Royal Dublin Fusiliers | Born Clontarf, Co. Dublin | |
| MONAGHAN | James | Sergeant | Royal Dublin Fusiliers | Born Chapelizod, Co. Dublin | |
| MONAGHAN | John | Private | Highland Light Infantry | Born St. Nicholas, Dublin | Resided Dublin |
| MONAGHAN | John | Private | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | |
| MONAGHAN | John | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| MONAGHAN | Joseph | Private | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | |
| MONAGHAN | Matthew | Private | Royal Dublin Fusiliers | Born Dublin | |
| MONAGHAN | Michael | Rifleman | Royal Irish Rifles | Born Chapelizod, Co. Dublin | |
| MONAGHAN | Michael | Private | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | |
| MONAGHAN | Owen | Private | Royal Dublin Fusiliers | Born Sutton, Co. Dublin | Resided Dublin |
| MONAGHAN | William | Rifleman | Royal Irish Rifles | Born Sandymount, Dublin | |
| MONAHAN | Christopher | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| MONAHAN | John | Private | Irish Guards | Born Dublin | |
| MONAHAN | Patrick | Lance Corporal | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | Resided Dublin |
| MONAHAN | Thomas | Driver | Royal Horse Artillery and Royal Field Artillery | Born St. Pauls, Dublin | |
| MONAHIN | John | Private | Royal Inniskilling Fusiliers | Born Lucan, Co. Dublin | Resided Lucan |
| MONCKTON | Marmaduke Henry | Lieutenant | 8th Squadron, Royal Flying Corps and Royal Garrison Artillery | | |
| MONKS | James | Leading Seaman | H.M.S. "Indefatigable" | | |
| MONKS | John | Seaman | H.M.S. "Marksman" | | |
| MONKS | Daniel | Private | Royal Dublin Fusiliers | Born Dublin | |
| MONKS | Dominick | Driver | Royal Horse Artillery and Royal Field Artillery | Born Dublin | |
| MONKS | John | Sergeant | Royal Horse Artillery and Royal Field Artillery | Born Dublin | |
| MONKS | Malcolm | Private | Prince Of Wales's (North Staffordshire Regiment) | Born Dublin | |
| MONKS | Thomas | Private | Royal Dublin Fusiliers | Born Dublin | |
| MONKS | Thomas | Private | Royal Dublin Fusiliers | Born Dublin | |
| MONNIER | Paul | Rifleman | Royal Irish Rifles | Born Dublin | |
| MONSELL | Henry Heacock | Lieutenant | 1st Garrison Battalion, Royal Irish Rifles | | |
| MONSON | William Herbert | Captain | 8th Battalion, Royal Dublin Fusiliers | | |
| MONTGOMERY | George William | Private | 33rd Battalion, Australian Infantry, Australian Imperial Force | Native of Dublin | |
| MONTGOMERY | Richard Tichborne | Lieutenant | H.M.S. "Redbreast" | | |
| MONTGOMERY | Eric C | Unknown | Royal Navy Reserve | | |
| MONTGOMERY | Peter Paul | Private | Connaught Rangers | Born Dublin | Resided Killiney, Co. Dublin |
| MONTGOMERY | William S. | Driver | Royal Army Service Corps attached 85th Field Ambulance, Royal Army Medical Corps | Born Rathgar, Co. Dublin | Resided Clontarf |
| MONYPENY | John Randolph | Lieutenant | The Loyal North Lancashire Regiment | | |
| MOONEY | Patrick | Fireman | S.S. "Franconia" (Liverpool) | Born at Rathparkham, Co. Dublin | |
| MOONEY | Christopher | Private | Royal Dublin Fusiliers | Born Dublin | |
| MOONEY | Edward | Private | Royal Munster Fusiliers | Born Dublin | Resided Patrick, Glasgow |
| MOONEY | Edward | Private | Royal Dublin Fusiliers | Born Dun Laoghaire, Co. Dublin | |
| MOONEY | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| MOONEY | John | Private | Royal Dublin Fusiliers | Born Rathmines, Dublin | |
| MOONEY | Joseph | Private | Connaught Rangers | Born Dublin | Resided Dublin |
| MOONEY | Lawrence | Private | Royal Dublin Fusiliers | Born Dun Laoghaire, Co. Dublin | Resided Sandford, Co. Dublin |
| MOONEY | Michael | Lance Corporal | Royal Dublin Fusiliers | Born Dublin | |
| MOONEY | Nicholas | Private | Royal Warwickshire Regiment | Born St. Andrew's, Dublin | Resided Dun Laoghaire, Dublin |
| MOONEY | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | |
| MOONEY | Patrick | Private | Royal Dublin Fusiliers | Born Dun Laoghaire, Co. Dublin | |