List of battles and other violent events by death toll World War I World War I

| Estimate | Name_ | Nat_ | Ship_Type | Principal_victims | Date_ |
|---|---|---|---|---|---|
| 764 | SMS Scharnhorst | Ger | Armoured Cruiser | Crew | Dec 8, 1914 |
| 750 | HMS Monmouth | UK | Armoured Cruiser | Crew | Nov 1, 1914 |
| 738 | HMS Bulwark | UK | Battleship | Crew | Nov 26, 1914 |
| 648 | Suffren | Fr | Battleship | Crew | Nov 26, 1916 |
| 646 | SS Mendi | UK | Troopship | Troops | Feb 21, 1917 |
| 600 | Bouvet | Fr | Battleship | Crew | Mar 18, 1915 |
| 501 | RMS Leinster | UK | Mail Ship | Military personnel | Oct 10, 1918 |
| 577 | SMS Gneisenau | Ger | Armoured Cruiser | Crew | Dec 8, 1914 |
| 570 | HMS Goliath | UK | Battleship | Crew | May 13, 1915 |
| 460 | HMS Hawke | UK | Cruiser | Crew | Oct 15, 1914 |