| Adams | Harry | Private | 4790 | 5th Royal Irish Lancers | Cullagh Ireland |
| Allen | Albert E. | Private | | 52nd Canadians | 3rd Right of Way New Town |
| Allen | Robert | Private | DM2/223763 | Royal Army Service Corps. | Warren Wood |
| Andrews | Edward J. | Private | DM2-208340 | Royal Army Service Corps. | Park Street |
| Andrews | Alexander H. | Pioneer | 229311/129189 | Royal Engineers | Hatfield Hyde |
| Angell | George A. | Private | 56698 | Royal Army Medical Corps. | 6 Railway Cotts. |
| Angell | Alfred J.T. | Driver/Gunner | 2268 | Royal Field Artillery | 6 Railway Cotts. |
| Angell | Arthur R. | Lance-Bombardier | 144702 | Royal Garrison Artillery | 6 Railway Cotts. |
| Angell | Joshua H. | Corporal | 6073 | 1/5 Bedfordshire Regiment | Roestock |
| Arnold | Robert | Private | 22891 | 1st Bedfordshire Regiment | Tylers Causeway Newgate St. |
| Ashton | Peter | 2nd Lieutenant | | 1st Battalion Hertfordshire Regt. | West Goldings |
| Austin | Reginald A. | Private | TT.0127 | Royal Army Veterinary Corps. | Town Lodge |
| Bailiff | Thomas Alexander | Private | 2597/26017/285063 | 1st Hertfordshire Regiment | Hatfield House Gardens |
| Baker | John Arthur | Sapper | 210287/261688 | Royal Engineers. Railway Unit | 7 Ground Lane |
| Baker | John C. | Private | 5686/266904 | 1st Hertfordshire Regiment | Newtown |
| Baldock | William | Lance-Corporal | 265462 | 1/5 Bedfordshire Regiment | 7 Broomfield Cotts. |
| Baldry | Oscar Thomas | Leading Seaman | 3377/70934/Z/2499 | Royal Navy | 5 Sandpit Cottages Hatfield Hyde |
| Ball | Alfred | Private | GS/6628 | 3rd Royal West Kent Regiment | 7 Primrose Cotts. |
| Bangham | Thomas Rule | Private | 2825 | 2nd London Regiment | Hatfield House Park |
| Bardle | William | Private | 2357/474387 | Labour Corps. | Roe Green |
| Barningham | Albert L. | Sapper | 95853 | Royal Engineers (Carpenter) | Park Street |
| Barrett | Thomas C. | Corporal | 1130/325686 | Royal Engineers | Arm & Sword Yard |
| Basil | Frederick G. | Private | 2332/265397 | 1st Hertfordshire Regiment | New Town |
| Basil | William H. | Private | 39256P/22603 | 10th Royal West Kent Regiment | Roe Green |
| Bassett | Peter R. | Captain? Lieutenant medal card. | 5612 | Suffolk Regiment | The Gate House |
| Bawtree | W.T.H. | Sergeant-Major | 186/410046 | Royal Air Force | Not Known |
| Baxter | Godfrey Fleming | Private | | Royal Army Medical Corps. | The Vicarage |
| Bayliss | George R. | Rifleman | | 25th Rifle Brigade | 10 Beaconsfield Terrace |
| Beach | Charles | Gunner | 90760 | Royal Garrison Artillery | 3rd Right of Way New Town |
| Bean | William A. | Sapper | 23007/128906 | Royal Engineers | 5th Right of Way New Town |
| Behets | Englebert | Company Sergeant Major | | Argile and Sutherland Highlanders | Not Known |
| Bell | Albert G. | Private | 11097 | 3rd Northamptonshire Regiment | 1 Railway Cotts |
| Bennett | James J.G. | Gunner | 62796 | Royal Field Artillery | Salisbury Squ. |
| Berry | Albert Louis | Private | 267035/202796 | 11th Essex Regiment | 2nd Right of Way New Town |
| Berry | Samuel R. | Gunner | 124935 | Royal Garrison Artillery | Church Lane Woodside |
| Berry | Vincent W. | L/Corporal | | Royal Army Service Corps. | New Town |
| Biggs | John Charles | Private | 26204/56492 | 14th Queen's Royal West Surrey Regiment | Bush Hall Lodge |
| Binning | William McHutchison | Lieutenant | | Royal Army Medical Corps. | North Road |
| Binning Dr. | Alexander | Captain | | Royal Army Medical Corps. | North Road |
| Birch | Percy C. | Private | 146673 | Royal Army Service Corps. | Church Street |
| Birch | John | Private | 3037/265796 | 1st Herts Territorials | 6 Bury Rd. |
| Birch | Clifford | Gunner | 147226 | Royal Garrison Artillery | Hatfield Hyde |
| Birch | William | Sergeant | | Royal Engineers | Hatfield Hyde |
| Bishop | Bertran | Private | 27166/62818 | 13th Royal Fusiliers | Salisbury Square |
| Bishop | James Henry | Bombardier | 286678 | Royal Garrison Artillery | Fore Street |
| Blackett | Basil | Lieutenant | | Royal Air Force | St. Michaels |
| Bligh | George | Private | 5665 | 2/1st Hertfordshire Regiment | Harpsfield Hall |
| Bolter | William | Stoker Petty Officer | K16899 | Royal Navy | Bell Bar |
| Bond | William J.M. | Major | | Essex Regiment | 6 Glebe Cotts. |
| Bonfield | Earnest | Private | G/26202 | 7th East Kent Regiment | Mill Green |
| Bonfield | Sidney | Sergeant | 2604/265544 | 1st Hertfordshire Regiment | Mill Green |
| Boniface | Thomas Henry | Private | MI/5768 | Royal Army Service Corps. | Chapman's Terrace |
| Boon | Ernest W. | Private | 5667/461684 | 3/1st Hertfordshire Regiment | St. Peter's Cotts. |
| Boon | Thomas F. | Private | 34808 | 1/4th Loyal North Lancashire Regiment | St. Peter's Cotts. |
| Bosley | Ernest E | Sapper | 89511 | Royal Engineers | Park Street |
| Boswell | Harry | Private | 8442 | Coldstream Guards | Not Known |
| Bowes | Richard | Corporal | 3198/265884/525923 | Royal Engineers | Roe Green |
| Bowler | Bert | Gunner | | Motor Machine Gun Corps. | Woodhill |
| Boxall | William F. | Rifleman | 26838 | 18th King's Royal Rifle Corps. | Arm & Sword Yard |
| Bozier | Frederick | Private | 8/8130 | 2nd Bedfordshire Regiment | Primrose Cotts. |
| Bracey | Frederick | Private | RTS/10531 | Royal Army Service Corps. | Hatfield Hyde |
| Bracey | Reginald | Private | 29593/56639 | Royal Fusilliers 7th Div. | Park St |
| Bracey | Edward J. | Private | 14009/138229 | 1st Bedfordshire Regiment | Hatfield Hyde |
| Bracey | Walter | Lance-Corporal | 2635/21971 | Machine Gun Corps. | Hatfield Hyde |
| Bray | Albert E. | Private | 2630/265561 | 1st Hertfordshire Regiment | Mill Green |
| Bray | Arthur F. | Dragoons Trooper | 2535/105797 | Hertfordshire Yeomanry | Newtown |
| Bray | Joseph W. | Bombardier | 17893 | Royal Field Artillery | Roe Green |
| Brown | Ernest C. | Private | | 1/15th Civil Service Rifles | Lemsford |
| Brown | Frederick | Sargent-Major | 201855/260538 | Royal Engineers | 2 Sandpit Cotts. |
| Brown | Frederick George | Private | 4151/2224/531657 | 1/15 London Regiment | Lemsford |
| Brown | Bertram Kirkman | Sapper | | Royal Engineers | Glebe Cotts |
| Buck | Bertie | Shoeing-Smith | TT/0169 | Royal Army Veterinary Corps. | Brewery Cotts. |
| Bunnage | Sidney P. | Driver | 155999 | Machine Gun Corps. | Lemsford |
| Bunnage | Stanley H. | Driver | 30050/50710/610721 | Royal Engineers | Lemsford |
| Burgess | Frederick C. | Captain | 54,54 | Royal Field Artillery | London Road |
| Burgess | James J. | Chief Motor Mechanic | Motor Boat 2506 | Royal Navy (Motor Boat Reserve) | Batterdale |
| Burgess | Thomas H. | Corporal | 528282/1849 | Royal Engineers | Park Street |
| Burgess | William R. | Gunner | 150760/3193/661410 | Royal Field Artillery | London Road |
| Burns | Archibald | | | Military Mounted Police | Back Street |
| Burton | Arthur J. | Private | G/7886 | 7th Royal Sussex Regiment | Not Known |
| Bury | Cecil O. | Captain | | 1st Hertfordshire Regiment | Roe Hill House |
| Butchard | William | Lance-Corporal | 940/15112 | 2nd Dragoon Guards | 6 Beconsfield Terrace |
| Byford | George T. | Private | 5939 | 18th Middlesex Regiment | Tylers Causeway Newgate St. |
| Byford | Josiah | Private | 27718 | 25th Middlesex Regiment | Tylers Causeway Newgate St. |
| Caines | Harold J. | Captain | | Royal Engineers | The School House Ponsbourne |
| Callaby | Albert J. | Gunner | 796/890627 | Royal Field Artillery | The Coach Horses Newgate St. |
| Callaby | Walter | Corporal | 157/8959982 | Royal Field Artillery | The Lodge Ponsbourne Pk. |
| Canham | Mark Ernest | Private | 105920 | 6th Enniskilling Dragoons | The Lodge Ponsbourne Pk. |
| Canham | Percy | Private | 12107/66185 | Suffolk Regiment | Ground Lane |
| Cannon | Albert Peter | Private | 14980 | Royal Army Veterinary Corps. | The Common |
| Cannon | Charles H. | Corporal | | Royal Field Artillery | Essendon |
| Castle | F. G. | Leading Stoker | | Royal Navy H.M.S. Valentine | Halls Yard |
| Catlin | Arthur W. | Private | 25348 | 10th Queens Royal West Sussex Regiment | White Gate Cottages |
| Catlin | Percy E. | Gunner | 231189/956619 | Royal Field Artillery | White Gate Cottages |
| Cecil | Lord Hugh | Captain | | Royal Air Force | Hatfield House |
| Cecil | Victor A. Gascoyne | Captain | | Hampshire Regiment | Hatfield House |
| Challis | William | Private | 13705/43725 | 7th Bedfordshire Regiment | 36 Primrose Cotts. |
| Chamberlain | Harry | Private | | 2nd Bedfordshire Regiment | Mill Green |
| Chapman | Henry Ernest | Private | | 3rd Hampshire Regiment | Lemsford |
| Chapman | Thomas | Private | | Royal Army Veterinary Corps. | Lemsford |
| Cheek | John A. | Sapper | 138369/wr253448 | Royal Engineers | Newtown |
| Child | Herbert | Gunner | | Royal Garrison Artillery | Tylers Causeway Newgate St. |
| Childs | David | Farrier Staff-Sergeant | 160500 | Machine Gun Corps. | Newgate St. |
| Childs | Walter | Private | 130156/555984 | Royal Garrison Artillery | The Crown Newgate St. |
| Childs | Alfred A. O. | Private | 2048/14834 | Hertfordshire Yeomanry | Park Street |
| Childs | Edward J. | Private | T/0155 | Royal Army Veterinary Corps. | Park Street |
| Christmas | Samuel J. | Lance-Corporal | 2047/105430 | Hertfordshire Yeomanry | Gelbe Cotts. |
| Church | Geoffrey S. | Major | | Royal Field Artillery | Woodside |
| Clark | Richard | Sergeant | 14377 | 18th Royal Army Veterinary Corps. | Not Known |
| Clark | Samuel J. | Private | 5560 | Hertfordshire Regiment | Camfield Place |
| Clarke | Raymond E. | Private | 75288 | 17th Royal Fusiliers | Fore Street |
| Claxton | William | Private | | 2/10th Middlesex Regiment | Wild Hill |
| Cochrane | James | Sergeant | 4910/15571 | 12th Royal Sussex Regiment | Hatfield Hyde (later Lemsford) |
| Collarbone | Albert E. | Gunner | 134867 | Royal Garrison Artillery | Arm & Sword Yard |
| Collarbone | Henry H. | Private | | 1st Hertfordshire Regiment | Arm & Sword Yard |
| Collarbone | James | Corporal | | Machine Gun Corps. | Ground Lane |
| Collarbone | William | Sergeant | 8806 | 2nd East Surrey Regiment | Arm & Sword Yard |
| Constable | Ernest Arthur | Private | 166436Percy | Royal Army Service Corps. MT | 2 Albion Terrace |
| Constable | Percy | Private | | 1st Bedfordshire Regiment | Union Lane |
| Constable | Thomas J. | B-Q-M. Sergeant | 24427 | Royal Garrison Artillery | 17 Beaconsfield Terrace |
| Cook | Charles George | Able Seaman | 237341 | Royal Navy last ship HMS Pembroke | Hatfield Hyde |
| Cook | Harry | Private | 14560/201162 | Bedfordshire Regiment | Warren Wood |
| Cook | Walter S. | Leading Stoker | 3202841 | Royal Navy HMS Pembroke | Hatfield Hyde |
| Cooper | Bertie | Private | | Tank Corps. | Gravel Pits Cotts. |
| Cooper | Harry | Sapper | | Royal Marine Engineers | Gravel Pits Cotts. |
| Cooper | John | Stoker | K55410 | Royal Navy | Gravel Pits Cotts. |
| Cooper | Peter J. | Corporal | 203948 | 1st (GB) Royal Warwickshire Regiment | Gravel Pits Cotts. |
| Cooper | Arthur | Private | 5125 | Royal Army Veterinary Corps. | 18 Sandpit Cotts. |
| Cooper | Frederick | Private | | Queens Royal West Surrey Regiment | Flint Cotts. |
| Cornell | William | Rifleman | | 51st Rifle Brigade | 40 Gracemead Cottage |
| Cornish | John A. | Lance-Corporal | 234144/24866 | Royal Engineers (Road Layer) | Roe Green |
| Cottrell | Henry A. | Private | | Middlesex Regiment | Lemsford |
| Cousins | Alfred E. | Staff-Sgt.-Major | S/293262 | Royal Army Service Corps. | 2 Police Cottages |
| Cowland | Archibald B. | Signalman | | Royal Navy | Lemsford |
| Cowley | Nathaniel A. | C.-Q.-M. Sergeant | 109661/WR287001 | Royal Engineers | Lemsford |
| Cox | Leonard | Staff- Sergeant | 03467 | Royal Army Ordnance Corps. | Park Street |
| Cracknell | Charles R. | Private | TT/0165 | Royal Army Veterinary Corps. | Great Stables (Hatfield House) |
| Cranbourne | Viscount | Lieutenant | | Grenadier Guards | Hatfield House |
| Crawley | Charles E. | Private | 366650 | 1st Hertfordshire Regiment | Lemsford |
| Crawley | Leonard J. | Driver | | Royal Field Artillery | Lemsford |
| Crichton | Samuel George | Private | 11321 | Grenadier Guards | Hatfield Hyde |
| Cross | Thomas E. | Sergeant | 3103/610635 | 19th London Regiment | Station Cotts. |
| Cull | Edgar F. | 2nd Writer | M.12026 | Royal Navy | Glebe Cotts. |
| Cull | Leonard F. | Private | 25436 | 11th Queen's Royal West Surrey Regiment | Glebe Cotts. |
| Cull | Victor J. | Lance-Bombardier/Driver | 890766 | Royal Field Artillery | Glebe Cotts. |
| Cunningham | Sidney R. | Gunner | | Royal Field Artillery | Great Stables (Hatfield House) |
| Currell | William Charles | Corporal | 9053 | 2nd West Yorkshire Regiment | Green Lanes |
| Daniell | Ferrers | Captain | | Bedfordshire Regiment | Hill House |
| Daniell | Henry Charles N. | Captain | | Herts. Yeomanry | The Spinney |
| Davis | Albert E. | Sapper | | Royal Engineers | 10 Primrose Cotts. |
| Davis | Harry | C.-Q.-M. Sergeant | 29629 | Machine Gun Corps. | 10 Primrose Cotts. |
| Dawson | Alexander T. | Able Seaman | | Royal Naval Volunteer Reserve | 16 Glebeland |
| Dawson | Joseph H. | Private | SE.20415 | Royal Army Veterinary Corps. | Hertford Road |
| Day | Charles | Private | 3521/266029 | 1st Hertfordshire Regiment | Tylers Causeway Newgate St. |
| Day | Joseph H. | Private | 3164740627 | 2nd South Wales Borderers | Tylers Causeway Newgate St. |
| Day | William H. | Private | 73461 | Royal Fusiliers | Tylers Causeway Newgate St. |
| Day | Frederick George | Rifleman | 27360 | Rifle Brigade | 4 Shaw Cottages |
| de Falbe | C.F.G.W. | Lt. Colonel | | Norfolk Regiment | Woodside |
| Dean | Sydney William | Gunner | | Royal Garrison Artillary | 29 Primrose Cotts. |
| Dean | Stanley E. | Private | 2645/265572 | 1/1st Hertfordshire Regiment | 29 Primrose Cotts. |
| Denmark | Walter | Private | 37594/72100 | 2nd Sherwood Foresters | Roe Green |
| Dickinson | Whitney | 2nd Lieutenant | 10277 | Royal Air Force | London Rd. |
| Diddams | Albert Edward (Ted) | Corporal | 1633 | 1st Hertfordshire Regiment | 2 Primrose Cotts. |
| Dilley | Horace C. | Sapper | 210126/261555 | Royal Engineers/Railways | 3 Beaconsfield Terrace |
| Dilley | Herbert H. | Corporal | 30821 | 3rd Bedfordshire | 3 Beaconsfield Terrace |
| Divall | Charles | Sergeant | 240016 | Bedfordshire Regiment 11th Batt. | Fernside Pondcroft Rd Knebworth |
| Dodds | Edward | Able Seaman | 55153 | Royal Navy H.M.S. Benbow | Chapman's Terrace |
| Doggett | Jack | Sapper | 3048/524243 | Royal Engineers | 9 Belmont Cottage New Town |
| Doggett | William | Private | 222808 | Royal Army Service Corps. | 9 Belmont Cottage New Town |
| Drage | Robert L. | Major | | D.A.R.T. | North Place |
| Dubbin | James | Sergeant | 1257 | 1/1st Hertfordshire Regiment | 2 Cecil Crescent |
| Duncombe | Harry | | | Royal Derfence Corps. | St Albans Rd. |
| Dunham | Cyril A. | Private | 105435 | Hertfordshire Yeomanry | London Road |
| Dunham | Frederick W. | Sapper | 9354 | Royal Marine Engineers | Fore St |
| Dunnill | Robert | Gunner | 173950 | Royal Field Artillery | The Black Horse Newgate St. |
| Dunton | Arthur | Corporal | 451779 | Royal Army Service Corps. | Hatfield Hyde Post Office |
| Divall | Charles | Sergeant | 1909/240016 | Bedfordshire Regiment 11th Batt. | Newtown |
| Eagles | Arthur J. | Private | 84727 | Northamptonshire Regiment | Lemsford |
| Easton | Harold J. | Private | 2206/45483 | Surrey Yeomanry | 6 Cranborne Terrace |
| Easton | Leonard George | Sergeant | 3070/265812 | 1st Hertfordshire Regiment | 6 Cranborne Terrace |
| Ellingham | Cecil | Signalman | | Royal Naval Volunteer Reserve | Station Road |
| Elliott | Ernest | Private | 16497 | 1/5th Royal West Kent Regiment | London Road |
| Emerton | Henry | Corporal | 16921/2990480 | Royal Engineers Railway Coys. | 13 Glebe Cotts. |
| Emerton | Bertie | Private | 341571 | 6th Northamptonshire Regiment | 13 Glebe Cotts. |
| Ewington | Alfred J. | Private | 157057 | Middlesex Regiment | Ground Lane |
| Ewington | Frederick G. | Staff-Sergeant | 663 | 5th Royal Irish Regiment | Ground Lane |
| Ewington | George | Sapper | 210127/261556 | Royal Engineers | Pond Hill |
| Ewington | Harry E. | Rifleman | 200437 | 10th Rifle Brigade | Gracemead Cotts. |
| Ewington | Leonard J. | Corporal | 19039 | 9th York and Lancaster Regiment | Gracemead Cotts. |
| Farmer | James | Private | TT/0173 | Royal Army Veterinary Corps. | Right of Way New Town |
| Farmer | Leonard | Private | 88509 | 22nd Manchester Regiment | Right of Way New Town |
| Fentiman | Osborn F. | Corporal | 42578 | 2nd Essex Regiment | North Road |
| Fentiman | Ronald W. | Signalman | 22079 | Royal Navy | North Road |
| Ferris | Samuel | Sergeant | 95285 | Royal Army Service Corps. | Not Known |
| Fickling | George F. | Private | 2615/21977 | 1st Hertfordshire Regiment/MGC | 27 Primrose Cotts. |
| Filler | Conrad D. | Private | G/29787 | 11th Queen's Royal West Surrey Regiment | Church Street |
| Finch | Herbert John | 2nd Lieutenant Temporary | 3057 | Royal Naval Div. Royal Garrison Artillery | The Cottage |
| Finch | Percy Frederick | Corporal | 692 | !st Battn Honourable Artillary Company | The Cottage |
| Fitt | Francis A. | Private | 2620/265554 | 1/1st Hertfordshire Regiment | Hatfield House Gardens |
| Flitney | Arthur | Private | 54479/6250 | Labour Corps. | Lemsford |
| Flitney | George | Sergeant | 7246/37775 | 1st Bedfordshire Regiment | Lemsford |
| Fox | Daniel James | Private | 266290/299608 | Royal Field Artillary | 5 Puttocks Oak Cotts. |
| Fox | John E. | Private | | 1st Hertfordshire Regiment | 5 Puttocks Oak Cotts. |
| Foxlee | Herbert C. | Private | 22198 | 3rd Grenadier Guards | 9 Beaconsfield Terrace |
| Foxlee | William | Private | 55709 | 21st Machine Gun Corps. | Brewery Cotts. |
| Freeman | Arthur Ernest | Sergeant | 38476 | Royal Garrison Artillary | Stanborough |
| Frost | George | Private | 17713 | Royal Scots Fusiliers | Arm & Sword Yard |
| Fuller | Alfred | 1st Lieutenant | | Royal Air Force | Not Known |
