Sorted by rate. Numbers with ranges are averaged. Note: enemies does not mean "enemies of war", more like "political prisoners", as this list is about how quickly leaders killed their own people. This list excludes leaders who are still regnant.
| Leader | Friendlies Killed |
Enemies Killed |
Total Killed |
Reign (Days) | Rate (People/Day) |
| Adolf Hitler | 6,650,000 | 9,000,000 | 15,650,000 | 4,473 | 3,499 |
| Josef Stalin | 26,600,000 | 5,000,000 | 31,600,000 | 11,154 | 2,833 |
| Pol Pot | ??? | 2,400,000 | 2,400,000 | 970 | 2,474 |
| Mehmed V | 1,850,000 | 2,500,000 | 4,350,000 | 3,354 | 1,297 |
| Napoléon Bonaparte | 3,300,000 | 0 | 3,300,000 | 3,709 | 889.7 |
| Hirohito | 3,273,000 | 5,424,000 | 8,697,000 | 22,659 | 383.8 |
| Ante Pavelić | ??? | 370,000 | 370,000 | 1,489 | 248.5 |
| George VI | 474,378 | 0 | 474,378 | 5,535 | 85.71 |
| John Madison | 15,590 | 0 | 15,590 | 2,922 | 5.335 |
| Haakon VII | 10,262 | 0 | 10,262 | 18,935 | 0.5420 |
| George H. W. Bush | 315 | 0 | 315 | 1,461 | 0.2156 |
| John Adams | 82 | 0 | 82 | 1,460 | 0.05616 |
| Andrew Jackson | 77 | 0 | 77 | 2,922 | 0.02635 |
| Thomas Jefferson | 35 | 0 | 35 | 2,922 | 0.01198 |
| James Monroe | 26 | 0 | 26 | 2,922 | 0.008898 |
| John Quincy Adams | 10 | 0 | 10 | 1,461 | 0.006845 |
| Ronald Reagan | 19 | 0 | 19 | 2,922 | 0.006502 |
| Bill Clinton | 3 | 0 | 3 | 2,922 | 0.001027 |