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Head-to-Head Comparison

Charles Darwin vs Gregor Mendel

Charles Darwin (IQ 180) vs Gregor Mendel (IQ 165). Side-by-side comparison of intellect, achievements, era and cultural impact.

Charles Darwin
1809–1882 · GB
180
Estimated IQ
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Gregor Mendel
1822–1884 · CZ
165
Estimated IQ
Read full biography →
Born18091822
Died18821884
CountryGBCZ
Estimated IQ 180 165
Best known forThe Voyage of the Beagle • On the Origin of Species • The Descent of ManCreating the science of genetics

Who had the higher IQ?

By the most cited estimates, Charles Darwin tops this matchup with an estimated IQ of 180, a 15-point margin over Gregor Mendel (165). IQ estimates for historical figures are reconstructions, not test results — they sit on top of biographical evidence, productivity, and the difficulty of the problems each person solved. Treat the number as a directional signal, not a verdict.

Achievements compared

Charles Darwin is best known for: The Voyage of the Beagle • On the Origin of Species • The Descent of Man Gregor Mendel is best known for: Creating the science of genetics

Recognition. Charles Darwin: FRS (1839) • Royal Medal (1853) • Wollaston Medal (1859) • Copley Medal (1864) • Doctor of Laws (Honorary) • Cambridge (1877). Gregor Mendel: —.

Different eras, different boards

The two were born roughly 13 years apart (1809 vs 1822), which matters: scientific tools, available knowledge, and intellectual culture compound. Comparing minds across eras is comparing players on different boards.

The verdict

So who was greater? The honest answer: they're not strictly comparable. By raw IQ proxy, Charles Darwin edges out. By measurable, lasting influence in their respective field, both are anchors of the human record. If you have to pick one to bet civilization on, pick the one working on the problem you care about.

Frequently Asked

Who had the higher IQ, Charles Darwin or Gregor Mendel?
Estimated IQs are 180 for Charles Darwin and 165 for Gregor Mendel. Charles Darwin rates higher by 15 points. Historical IQ figures are reconstructions, not measured scores.
What is Charles Darwin most famous for?
The Voyage of the Beagle • On the Origin of Species • The Descent of Man
What is Gregor Mendel most famous for?
Creating the science of genetics
Did Charles Darwin and Gregor Mendel ever meet?
They were contemporaries, though there is no documented direct meeting in our sources.

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