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Head-to-Head Comparison

Blaise Pascal vs Gregor Mendel

Blaise Pascal (IQ 185) vs Gregor Mendel (IQ 165). Side-by-side comparison of intellect, achievements, era and cultural impact.

Blaise Pascal
1623–1662 · FR
185
Estimated IQ
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Gregor Mendel
1822–1884 · CZ
165
Estimated IQ
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Born16231822
Died16621884
CountryFRCZ
Estimated IQ 185 165
Best known forPascal's lawCreating the science of genetics

Who had the higher IQ?

By the most cited estimates, Blaise Pascal tops this matchup with an estimated IQ of 185, a 20-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

Blaise Pascal is best known for: Pascal's law Gregor Mendel is best known for: Creating the science of genetics

Different eras, different boards

The two were born roughly 199 years apart (1623 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, Blaise Pascal 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, Blaise Pascal or Gregor Mendel?
Estimated IQs are 185 for Blaise Pascal and 165 for Gregor Mendel. Blaise Pascal rates higher by 20 points. Historical IQ figures are reconstructions, not measured scores.
What is Blaise Pascal most famous for?
Pascal's law
What is Gregor Mendel most famous for?
Creating the science of genetics
Did Blaise Pascal and Gregor Mendel ever meet?
They were contemporaries, though there is no documented direct meeting in our sources.

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