| 1. | 1,530,000 - Battle of Stalingrad (1942–1943) (figure for total casualties) |
| 2. | 1,500,000 - Siege of Leningrad (1941–1944) |
| 3. | 1,425,000 - Brusilov Offensive (4 June-20 September 1916) (total casualties) |
| 4. | 1,338,000 - Battle of Kursk (1943) (figure for total casualties) |
| 5. | 1,300,000+ - The Merv massacre 1221 |
| 6. | 1,200,000 - The Urgench massacre 1220 |
| 7. | 900,000 - Battle of Moscow (1941–1942) |
| 8. | 552,000 - Battle of Gallipoli (1916) |
| 9. | 500,000 - Battle of Smolensk (1941) |
| 10. | 400,000 - Battle of Kiev (1941) |
| 11. | 370,000 - Battle of Belarus (1941) |
| 12. | 330,000 - First Battle of the Marne (1914) |
| 13. | 310,000 - Battle of Gaugamela (331 BC) |
| 14. | 302,300 - Battle of Salsu (612) |
| 15. | 300,000 - Battle of the Somme (1916) |
| 16. | 280,000 - Warsaw Uprising (1944) |
| 17. | 280,000 - Second Battle of the Aisne (1917) |
| 18. | 270,000 - Second Rzhev-Sychevka Offensive (1942) |
| 19. | 270,000 - Battle of West Ukraine (1944) |
| 20. | 260,000 - Battle of Verdun (1916) |
| 21. | 260,000 - Battle of the Caucasus (1942) |
| 22. | 240,000 - Third Battle of the Aisne (1918) |
| 23. | 240,000(est) - Battle of Bibracte (58 BC) |
| 24. | 230,000 - Battle of Berlin (1945) |
| 25. | 230,000–350,000 - Battle of Kursk (1943) |
| 26. | 200,000+ - Battle of Chi Bi, China (208 AD) |
| 27. | 200,000 - Battle of Carthage (c.149 BC) (149 BC–146 BC) |
| 28. | 190,000 - Battle of West Ukraine (1941) |
| 29. | 180,000 - Battle of France (1940) |
| 30. | 175,000–350,000 - Operation Bagration (1944) |
| 31. | 170,000 - Battle of the Lower Dnieper (1943) |
| 32. | 170,000 - Battle of Königsberg (1945) |
| 33. | 165,000–300,000 Battle of Chalons (451) |
| 34. | 150,000 - Battle of Rostov (1941) |
| 35. | 150,000 - Battle of Okinawa (1945) |
| 36. | 150,000 - Battle of Passchendaele (1917) |
| 37. | 140,000 - Battle of Vercellae (101 BC) |
| 38. | 132,000 - Battle of Normandy (1944) |
| 39. | 130,000 - Battle of Budapest (1945) |
| 40. | 125,000 - Third Battle of Nanking (1864) |
| 41. | 125,000 - Battle of Lemberg (1914) |
| 42. | 120,000 - Battle of Arausio (105 BC) |
| 43. | 117,000 - Battle for the Liberation of Manila (1945) |
| 44. | 115,000 - Battle of the Frontiers (1914) |
| 45. | 105,000 - Operation Karbala-5 (1987) |
| 46. | 100,000 - Battle of Chernikov-Poltava (1943) |
| 47. | 100,000 - Battle of Smolensk (1943) |
| 48. | 100,000(est) - Battle of Lugdunum (197) |
| 49. | 100,000-300,000 - Tokyo firebombing by the USAF, 1945 |
| 50. | 95,000(est) - Battle of Sarikamis (1915) |
| 51. | 90,000+ - Battle of Gwiju (1018) |
| 52. | 90,000 - Battle of Cambrai (1917) (1917) |
| 53. | 90,000 - Battle of Aquae Sextiae (102 BC) |
| 54. | 83,000 - Battle of the Baltic (1941) |
| 55. | 80,000 - Operation Ramadan (1982) |
| 56. | 80,000 - Battle of the Somme (1918) |
| 57. | 80,000 - Second Battle of the Marne (1918) |
| 58. | 80,000(est) - Battle of Watling Street (AD 61) |
| 59. | 74,000 - Battle of Polyarnoe-Karelia (1941) |
| 60. | 72,000+ - Battle of Belgorod (1943) |
| 61. | 70,000 - Second Battle of El Alamein (1942) |
| 62. | 70,000 - Second Battle of the Atlantic (1939–1945) |
| 63. | 70,000 - Second Battle of Anchialus (917) |
| 64. | 69,000 - Battle of Leyte (1944) |
| 65. | 66,000–237,062 - Atomic bombing of Hiroshima by the USAF, (Japan, 1945) |
| 66. | 66,000 - Battle of Donbass (1943) |
| 67. | 65,000 - Battle of Lvov-Sandomierz (1944) |
| 68. | 62,000 - Battle of Artois (1915) |
| 69. | 61,000 - Battle of the Baltic (1944) |
| 70. | 60,000 - 100,000 Third Battle of Panipat, India, 1761 |
| 71. | 60,000 - Battle of Basra (655) |
| 72. | 60,000 - Battle of Monte Cassino (1944) |
| 73. | 60,000 - Battle of Arras (1917) |
| 74. | 60,000 - First Battle of Ypres (1914) |
| 75. | 60,000 - Second Battle of Champagne (1915) |
| 76. | 56,000–66,000 - Battle of Cannae (216 BC) |
| 77. | 55,000 - Korsun Pocket (1944) |
| 78. | 55,000 - Battle of Voronezh (1942) |
| 79. | 50,000–80,000 - Battle of Salamis (480 BC) |
| 80. | 50,000 - Meuse-Argonne offensive (1918) |
| 81. | 50,000–46,000 - Battle of Gettysburg (1863) |
| 82. | 50,000 - Eleventh Battle of the Isonzo (1917) |
| 83. | 50,000 - Battle of Caporetto (1917) |
| 84. | 50,000 - Bombing of Hamburg in World War II (Germany, 1943) |
| 85. | 50,000 - Battle of Hsuchow (1927) |
| 86. | 49,000 - Battle of the Marshes (1984) |
| 87. | 45,000 - Fourth Battle of Kharkov (1943) |
| 88. | 45,000 - Battle of Hurtgen Forest (1944–1945) |
| 89. | 44,000 - Battle of the Crimea (1944) |
| 90. | 42,000 - Battle of the Seelow Heights (1945) |
| 91. | 43,000 - The Blitz (London, 1940 - 1941) |
| 92. | 40,000–56,000 - Tet Offensive (1968) |
| 93. | 40,000 - Battle of Imphal (1944) |
| 94. | 40,000 - Battle of Adrianople (378) |
| 95. | 40,000 - Battle of Sekigahara (1600) |
| 96. | 40,000 - Battle of Vaslui (1475) |
| 97. | 39,000–108,000 - Atomic bombing of Nagasaki by the USAF, (Japan, 1945) |
| 98. | 38,000 - Battle of the Bulge (1944–1945) |
| 99. | 37,000 - Battle of Tannenberg (1914) |
| 100. | 37,000 - Battle of Issus (333 BC) |
| 101. | 37,000 - Battle of Platea (479 BC) |
| 102. | 36,500 - Battle of the Ebro (1938) |
| 103. | 35,000 - Battle of Mukden (1905) |
| 104. | 32,000 - Battle of Lepanto (1571) |
| 105. | 31,000 - Battle of Thapsus (46 BC) |
| 106. | 31,000 - Battle of Taierzhuang (1937) |
| 107. | 30,000 - Hartmannswillerkopf (1914-1918) |
| 108. | 30,000 - Battle of Saipan (1944) |
| 109. | 30,000 - Battle of Konotop (1659) |
| 110. | 30,000 - Battle of Marignan (1515) |
| 111. | 30,000–50,000 - Battle of Naissus (268) |
| 112. | 30,000 - Battle of the Teutoburg Forest (9) |
| 113. | 30,300–34,000 - Battle of Thermopylae (480 BC) |
| 114. | 29,000 - Battle of Iwo Jima (1945) |
| 115. | 28,000–38,000 - Battle of Towton, (Wars of the Roses, 1461) |
| 116. | 27,500 - Battle of Chosin Reservoir (1950) |
| 117. | 27,000 - Operation Badr (Iran-Iraq War) (1985) |
| 118. | 26,000 - Battle of Guadalcanal, (1942–1943) |
| 119. | 25,000 - Battle of Pydna (168 BC) |
| 120. | 25,000–60,000 - Bombing of Dresden in World War II, (in Germany by Allied forces, 1945) |
| 121. | 25,000 - Operation Dawn V (1984) |
| 122. | 24,000 - Battle of Mohács (1526) |
| 123. | 23,000 - Battle of Antietam (1862) |
| 124. | 22,500 - Battle of Leipzig (1813) |
| 125. | 21,000 - Battle of Guam (1944) |
| 126. | 20,000 - The Night Attack (1462) |
| 127. | 20,000–30,000 - Battle of Munda (45 BC) |
| 128. | 20,000 - Battle of the Trebia (218 BC) |
| 129. | 20,000 - Battle of Zama (202 BC) |
| 130. | 19,000 - Battle of Vienna (1683) |
| 131. | 19,500 - Battle of Borodino (1812) |
| 132. | 18,500 - Operation Market Garden (1944) |
| 133. | 17,000 - Battle of Bataan (1942) |
| 134. | 16,500 - Battle of Halhin Gol (1939) |
| 135. | 15,000 - Battle of Waterloo (1815) |
| 136. | 15,000 - Operation Karbala-4 (1986) |
| 137. | 15,000 - Battle of Lake Trasimene (217 BC) |
| 138. | 15,000 - Battle of Mohács (1526) |
| 139. | 13,500 - Battle of Leyte Gulf (1944) |
| 140. | 12,000 - Battle of Chancellorsville (1863) |
| 141. | 12,000 - Siege of Tobruk (1941) |
| 142. | 11,000 - Battle of Heraclea (180 BC) |
| 143. | 11,000 - Siege of Petersburg, Virginia (1864–1865) |
| 144. | 10,800 - Operation Mersad (1988) |
| 145. | 10,500 - Battle of Asculum (279 BC) |
| 146. | 10,360 - Battle of Mons Graupius (83 or 84) |
| 147. | 10,000 - Battle of Ði?n Biên Ph? (1954) |
| 148. | 10,000 - Battle of the Metaurus (207 BC) |
| 149. | 10,000 - Battle of Celaya (1913) |
| 150. | 9,500 - Battle at Lund (Slaget vid Lund) (1677) |
| 151. | 9,019 - Battle of Hansando (1592) |
| 152. | 8,700 - Battle of Cynoscephalae (197 BC) |
| 153. | 8,600 - Battle of Jutland (1916) |
| 154. | 8,400 - Battle of Tinian (1944) |
| 155. | 8,000+ - Battle of Agincourt, (Hundred Years' War, 1415) |
| 156. | 8,000 - Battle of Grunwald (1410) |
| 157. | 7,200 - Kokoda Track Campaign, (1942–1943) |
| 158. | 7,000–11,000 - Battle of Pharsalus (48 BC) |
| 159. | 7,500-8,500 - Bombings of Cap Arcona and Thielbek, (Germany, 1945) |
| 160. | 6,592 - Battle of Marathon (490 BC) |
| 161. | 6,500 - Battle of the Kasserine Pass (1943) |
| 162. | 5,600–6,600 Battle of Tali-Ihantala (1944) |
| 163. | 5,700 - Battle of Tarawa (1943) |
| 164. | 5,350+ - Battle of Suomussalmi (1939–1940) |
| 165. | 5,000–8,000 - Battle of Hastings (1066) |
| 166. | 5,000+ - Battle of Daraa (530) |
| 167. | 5,000+ - Battle of Dyrrhachium (1081) |
| 168. | 4,614 - Outpost Harry (1953) |
| 169. | 4,360 - Battle of Chickamauga (1863) |
| 170. | 4,329 - Battle of Isandlwana (1879) |
| 171. | 4,175 - Battle of Leuthen (1757) |
| 172. | 4,000 - Battle of Okpo (1592) |
| 173. | 3,750 - Battle of the Wilderness (1864) |
| 174. | 3,477 - Battle of Shiloh (1862) |
| 175. | 3,205 - Second Battle of Bull Run (1862) |
| 176. | 3,000 - Taihoku air raid (Taiwan, 1943-1945) |
| 177. | 2,800 - Battle of Midway (1942) |
| 178. | 2,400 - La Noche Triste (1520) |
| 179. | 2000–5000 - Bombing of Le Havre by Allied forces (France, 1944) |
| 180. | 2,000+ - Battle of Vimeiro (August 20, 1808) |
| 181. | 2,000+ - Battle of Manzikert (1071) |
| 182. | 1,900 - First Battle of Fredericksburg (1862) |
| 183. | 1,705 - Battle of Cold Harbor (June 1-June 3, 1864) |
| 184. | 1,700 - Battle of Vicksburg (1863) |
| 185. | 1,645 - Bombing of Guernica (Spain, 1937) |
| 186. | 1500–4000 - Bombing of Caen by Allied forces (France, 1944) |
| 187. | 1,463 - Second Battle of Fallujah (2004) |
| 188. | 1,400 - Operation Linebacker 2 'Christmas bombing' (Vietnam), 1972) |
| 189. | 1,300 - Battle of Culloden (1746) |
| 190. | 1,015 - Battle of Bud Dajo (Philippines, 1906) |
| 191. | 1,000+ - Battle of Dyrrhachium (48 BC) |
| 192. | 868 - First Battle of Bull Run (July 21, 1861) |
| 193. | 800-900 - Terror bombing of Rotterdam by Nazi Germany, 14 May 1940. |
| 194. | 700 - Battle of Hamburger Hill (1969) |
| 195. | 639 - Battle of San Jacinto (1836) |
| 196. | 586 - Battle of the Alamo (1836) |
| 197. | 567 - Battle of Rorke's Drift (1879) |
| 198. | 495 - Battle of Monongahela (1755) |
| 199. | 366 - Battle of Bunker Hill (1775) |
| 200. | 350 - Battle of Spioen Kop (1900) |
| 201. | 302 - Battle of Little Bighorn (1876) |
| 202. | 215 - Battle of Tra Binh Dong (1967) |
| 203. | 200–2,850 - Battle for Fallujah (November 8–November 14, 2004) |