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Baron d'Holbach vs Leopold and Loeb

Who Was the Greater Genius? A Complete Comparison

Baron d'Holbach
IQ190
Born1723
Died1789
OriginEdesheim near Landau, Rhenish Palatinate
VS
Leopold and Loeb
IQ200
Born1905
Died1971
OriginChicago, Illinois, U.S.Chicago, Illinois, U.S.
Known ForBeing murderer obsessed with committing the “perfect crime.” Their murder of a 1

About Baron d'Holbach

Read full biography of Baron d'Holbach → · In-Depth Article →

About Leopold and Loeb

Two wealthy students at the University of Chicago who in May 1924 kidnapped and murdered 14-year-old Bobby Franks in Chicago, Illinois.

Read full biography of Leopold and Loeb → · In-Depth Article →

The Verdict

Based on estimated IQ scores, Leopold and Loeb (IQ 200) ranks higher than Baron d'Holbach (IQ 190). However, both made extraordinary contributions.

Frequently Asked Questions

Who had a higher IQ — Baron d'Holbach or Leopold and Loeb?

Baron d'Holbach had an estimated IQ of 190 while Leopold and Loeb had an estimated IQ of 200.

What is each genius known for?

Baron d'Holbach is known for: See full biography. Leopold and Loeb is known for: Being murderer obsessed with committing the “perfect crime.” Their murder of a 14 years old was the inspiration for Alfr.

Are both considered geniuses?

Yes. Both Baron d'Holbach and Leopold and Loeb are universally regarded as among history's greatest intellects.

Full Profile: Baron d'HolbachFull Profile: Leopold and Loeb

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