Question: who are some ignoble historical figures?
Answer: Vlad The Impaler. Vlad III Dracula—better known by the gruesome moniker “Vlad the Impaler”—was a 15th-century ruler of Wallachia (now part of Romania) who became notorious for his rampant use of torture, mutilation and mass murder. ... 
Rasputin. ... 
H.H. Holmes. ... 
Elizabeth Báthory. ... 
Jack the Ripper. ... 
Gilles de Rais. ... 
Tomás de Torquemada.