| Surname | Forename | Rank | Unit | Born | Resided |
| DOBBYN | Thomas | Corporal | Duke of Wellington's (West Riding Regiment) | Born Dublin | |
| DOCHERTY | William | Private | Royal Fusiliers (City of London Regiment) | Born Dublin | Resided Whitechapel |
| DODD | Joseph | Rifleman | Royal Irish Rifles | Born Dublin | |
| DODD | William | Sergeant | Royal Dublin Fusiliers | Born Blackrock, Co. Dublin | Resided Dun Laoghaire |
| DODDS | Thomas | Private | Royal Dublin Fusiliers | Born Dublin | |
| DODRILL | John | Private | Prince of Wales's Volunteers (South Lancashire Regiment) | Born Dublin | |
| DOHERTY | Andrew | Stoker 1st Class | H.M.S. "Indefatigable" | | |
| DOHERTY | Michael | Stoker | H.M.S. "Queen Mary" | | |
| DOHERTY | James | Private | Royal Dublin Fusiliers | Born Dublin | |
| DOHERTY | John | Rifleman | Royal Irish Rifles | Born Dublin | |
| DOHERTY | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| DOHERTY | Terence | Private | Royal Dublin Fusiliers | Born Swords, Co. Dublin | Resided Swords |
| DOHERTY | Thomas | Private | Royal Dublin Fusiliers | Born Dunsany, Co. Meath | Resided Clavanstown, Co. Dublin |
| DOLAN | Christopher Joseph | Private | Royal Irish Regiment | Born St. Nicholas, Dublin | Resided Dublin |
| DOLAN | Patrick | Private | Prince of Wales's Volunteers (South Lancashire Regiment) | Born Dublin | |
| DOLAN | Peter | Private | Royal Dublin Fusiliers | Born Dublin | |
| DOLAN | William | Lance Sergeant | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Island Bridge, Dublin | Resided Dublin |
| DOLAN | William | Private | Royal Dublin Fusiliers | Born Dublin | |
| DOLAN | Michael | Private | Royal Dublin Fusiliers | Birthplace unknown | Resided Donnybrook, Dublin |
| DOLAN | Thomas | Private | Connaught Rangers | Birthplace unknown | Resided Dublin |
| DOLLING | William | Private | Royal Irish Regiment | Born Drumcondra, Co. Dublin | |
| DOMEGAN | Christopher Patrick | Lieutenant | Royal Air Force and Royal Irish Fusiliers | | |
| DOMICAN | Richard | Private | Royal Army Medical Corps | Born St. Paul's, Dublin | |
| DONEGAN | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | Resided Belfast |
| DONEGAN | Thomas | Private | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | |
| DONNELLY | Patrick | Stoker 1st Class | H.M.S. "Vanguard" | | |
| DONNELLY | Daniel | Private | King's (Liverpool Regiment) | Born Dublin, Ireland | Resided Dublin |
| DONNELLY | Edward | Rifleman | Royal Irish Rifles | Born Dublin | Resided Dublin |
| DONNELLY | Henry | Private | Royal Dublin Fusiliers | Born Swords, Co. Dublin | Resided Swords |
| DONNELLY | Henry | Gunner | Royal Garrison Artillery | Born Dublin | Resided Dublin |
| DONNELLY | James | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | Resided Dublin |
| DONNELLY | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONNELLY | Joseph | Lance Sergeant | Royal Dublin Fusiliers | Born Swords, Co. Dublin | Resided Rathfarnham |
| DONNELLY | Joseph | Private | Royal Dublin Fusiliers | Born Rathfarnham, Co. Dublin | Resided Swords |
| DONNELLY | Miles | Private | Irish Guards | Born Ballybrack, Co. Dublin | |
| DONNELLY | Patrick | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| DONNELLY | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | Resided Dublin |
| DONNELLY | Thomas | Corporal | Royal Dublin Fusiliers | Born Dublin | |
| DONNELLY | Thomas | Private | Prince of Wales's Leinster Regiment (Royal Canadians) | Born Dublin | |
| DONNELLY | Thomas | Private | Royal Dublin Fusiliers | Born Swords, Co. Dublin | Resided Swords |
| DONNELLY | William | Gunner | Royal Garrison Artillery | Born Dublin | |
| DONOHOE | Charles | Rifleman | Royal Irish Rifles | Born Dublin | |
| DONOHOE | Dennis | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONOHOE | James | Private | Royal Dublin Fusiliers | Born Dublin | Resided Dublin |
| DONOHOE | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONOHOE | Joseph Michael | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONOHOE | Thomas | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONOHOE | William | Private | East Yorkshire Regiment | Born Dublin | |
| DONOHUE | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| DONOHUE | Matthew | Private | Royal Dublin Fusiliers | Born Dublin | |