| Surname | Forename | Rank | Unit | Born | Resided |
| FOLEY | Dennis James | Private | Royal Army Service Corps | Born St. James, Cork | Resided Dublin |
| FORAN | Edward | Private | Royal Dublin Fusiliers | Born Dublin | Resided Clondalkin, Co. Dublin |
| FORAN | James Joseph | Sergeant | Royal Dublin Fusiliers | Born Dublin | Resided Clapping, Manchester |
| FORAN | Thomas | Private | Royal Army Medical Corps | Born Dublin | Resided Inchione |
| FORBES | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | |
| FORD | Martin | Private | Royal Inniskilling Fusiliers | Born Blackrock, Co. Dublin | |
| FORD | Michael | Private | Royal Dublin Fusiliers | Born Dublin | |
| FORDE | Michael | Rifleman | Royal Irish Rifles | Born Dublin | |
| FORDE | Patrick | Private | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | Resided Mount Pleasant, Co. Louth |
| FORREST | John | Private | Royal Dublin Fusiliers | Born Dun Laoghaire, Co. Dublin | |
| FORRISTAL | James | Private | Royal Dublin Fusiliers | Born Dublin | |
| FORSTER | William | Private | King's (Liverpool Regiment) | Born Dublin | Resided Liverpool |
| FORSYTH | James | Driver | Royal Horse Artillery and Royal Field Artillery | Born S.S. Michael's and John's, Dublin | |
| FORSYTHE | James | Private | Royal Dublin Fusiliers | Born Dublin | Resided Dun Laoghaire |
| FORTUNE | James | Second Mate | S.S. "Adela" (Dublin) | Born at Courtown, Co. Wexford | |
| FORTUNE | Edward | Private | Royal Dublin Fusiliers | Born Dublin | |
| FORTUNE | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | |
| FOSTER | Robert Samuel | Sergeant | 48th Battalion, Australian Infantry, Australian Imperial Force | Born at Dún Laoghaire, Co. Dublin | |
| FOSTER | George | Private | Royal Dublin Fusiliers | Born Dublin | |
| FOSTER | William | Driver | Royal Horse Artillery and Royal Field Artillery | Born Dublin | |
| FOTTRELL | Brendan Joseph | Second Lieutenant | 3rd Battalion, Royal Irish Regiment | | |
| FOWLER | Archibald Walter | Private | Hampshire Regiment | Born Dublin | Resided St. Buryan, Cornwall |
| FOWLER | Christopher | Private | Royal Inniskilling Fusiliers | Born Dublin | |
| FOWLER | David | Rifleman | Royal Irish Rifles | Born Dublin | |
| FOWLER | John | Private | Royal Dublin Fusiliers | Born Dublin | |
| FOWLER | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | |
| FOWLER | Thomas | Private | Royal Dublin Fusiliers | Born Santry, Dublin | |
| FOWLER | Thomas Joseph | Sapper | Corps of Royal Engineers | Born Dublin | |
| FOX | George Robert | Sergeant | Princess Patricia's Canadian Light Infantry (Eastern Ontario Regiment) | Born at Harold's Cross, Dublin | |
| FOX | James Joseph | Second Lieutenant | 11th Battalion, Royal Inniskilling Fusiliers | | |
| FOX | Francis Joseph | Private | Royal Dublin Fusiliers | Born Dublin | Resided Dublin |
| FOX | Joseph | Private | Royal Dublin Fusiliers | Born Booterstown, Co. Dublin | Resided Blackrock, Co. Dublin |
| FOX | Joseph | Private | Royal Munster Fusiliers | Born St. Paul's, Dublin | Resided Dublin |
| FOX | Patrick | Private | Royal Dublin Fusiliers | Born Dublin | |
| FOX | Peter | Acting Sergeant | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| FOX | Thomas | Rifleman | Royal Irish Rifles | Born Dublin | |
| FOX | Thomas | Lance Corporal | Royal Dublin Fusiliers | Born Dublin | |
| FOX | William | Private | Royal Army Medical Corps | Born Dun Laoghaire, Dublin | |
| FOX | William Bethel | Company Sergeant Major | Royal Dublin Fusiliers | Born Dublin | Resided Dublin |
| FOX | Christopher | Private | Royal Munster Fusiliers | Birthplace unknown | Resided Dublin |
| FOY | Christopher | Private | Royal Dublin Fusiliers | Born Chapelizod, Co. Dublin | |
| FOY | John | Private | Connaught Rangers | Born Swords, Co. Dublin | Resided Cloughran |
| FOY | John | Sergeant | Princess Victoria's (Royal Irish Fusiliers) | Born Dublin | |
| FOY | Thomas | Private | Royal Inniskilling Fusiliers | Born St. Mary's, Dublin | |
| FRANCIS | William James | Corporal | Army Cyclist Corps | Born Dublin | Resided Merion, Co. Dublin |
| FRANKLIN | Frederick Robert | Second Lieutenant | 10th Battalion, Royal Irish Rifles | | |
| FRANKLIN | John | Lance Corporal | Irish Guards | Born Dublin | |
| FRANKLIN | Louis Alfred | Acting Sergeant | Essex Regiment | Born Kilmainham, Dublin | Resided Brentwood, Essex |
| FRANKLIN | Thomas Silverster | Private | Hampshire Regiment | Born Dublin | Resided Westminster, London |
| FRAYNE | Edward | Stoker | H.M.S. "Indefatigable" | | |