1 Mao 49-78 million deaths
2 Stalin 23 million
3 Hitler 17 million
4 Leopold II of Belgium 15million
5 Hideki Tojo 5 million
6 Ismail Enver Pasha 2.5 million
7 Pol Pot 1.7million
8 Kim Il Sung 1.6 million
9 Mengistu Haile Mariam 1.5 million
10 Yakubu Gowon 1.1 million