Who are some people in history who were megalomaniacs?

These are some : Adolf Hitler , Napoleon , Benito Mussolini, Alexander the great, Josef Stalin, Mao Ze Dong, Idi Amin, Fidel Castro, Pablo Escobar, Juan Peron, Mohammad Reza Pahlavi ( the Shah of Iran ) and though not confirmed but probably Saddam Hussein and Moamar Ghaddaffi