- Adolf Hitler: The leader of Nazi Germany and the mastermind behind the Holocaust, which resulted in the deaths of millions of people.
- Joseph Stalin: The leader of the Soviet Union from 1922 to 1953, responsible for brutal purges and the deaths of millions of Soviet citizens.
- Osama bin Laden: The leader of the al-Qaeda terrorist organization and the mastermind behind the 9/11 attacks in the United States.
- Saddam Hussein: The former president of Iraq who committed a number of human rights abuses and war crimes, including the use of chemical weapons against his own people.
- Idi Amin: The former president of Uganda who was responsible for numerous atrocities, including mass killings and the persecution of minority groups.
It's important to note that these are just a few examples, and there are many other individuals who could be considered "hated" by a significant number of people. Additionally, the level of hatred directed at these individuals can vary depending on cultural and geographical factors.