Free PDF: The Genius Workout — 50 brain teasers + the 25 highest IQs in history.

Leonhard Euler vs William Thomson, 1st Baron Kelvin

Who Was the Greater Genius? A Complete Comparison

Leonhard Euler
IQ190
Born1707
Died1783
OriginBasel, Switzerland
Known ForSee full list
VS
William Thomson, 1st Baron Kelvin
IQ185
Born1824
Died1907
OriginBelfast, Ireland
Known For Joule–Thomson effect Thomson effect (thermoelectric) Mirror galvanometer Siphon

About Leonhard Euler

A Swiss mathematician, physicist, astronomer, geographer, logician and engineer who founded the study of graph theory and topology

Read full biography of Leonhard Euler → · In-Depth Article →

About William Thomson, 1st Baron Kelvin

A British mathematician, mathematical physicist, and engineer whose works helped to formulate the 1 and 2 laws of thermodynamics.

Read full biography of William Thomson, 1st Baron Kelvin → · In-Depth Article →

The Verdict

Based on estimated IQ scores, Leonhard Euler (IQ 190) ranks higher than William Thomson, 1st Baron Kelvin (IQ 185). However, both made extraordinary contributions.

Frequently Asked Questions

Who had a higher IQ — Leonhard Euler or William Thomson, 1st Baron Kelvin?

Leonhard Euler had an estimated IQ of 190 while William Thomson, 1st Baron Kelvin had an estimated IQ of 185.

What is each genius known for?

Leonhard Euler is known for: See full list. William Thomson, 1st Baron Kelvin is known for: Joule–Thomson effect Thomson effect (thermoelectric) Mirror galvanometer Siphon recorder Kelvin material Kelvin water d.

Are both considered geniuses?

Yes. Both Leonhard Euler and William Thomson, 1st Baron Kelvin are universally regarded as among history's greatest intellects.

Full Profile: Leonhard EulerFull Profile: William Thomson, 1st Baron Kelvin

← Browse all genius comparisons | IQ Rankings

Trending Comparisons

Albert Einstein vs Isaac NewtonLeonardo Da Vinci vs Nikola TeslaMarie Curie vs Stephen HawkingAda Lovelace vs Alan TuringBobby Fischer vs John Von Neumann

Top IQ Rankings

Highest IQ in HistorySmartest People Alive TodayHighest IQ Child ProdigiesGreatest PhysicistsGreatest Mathematicians

Child prodigies

Gregory SmithMacaulay CulkinRay UshikuboWilliam Maillis
Child prodigies →Highest IQ child prodigies →

Play & come back tomorrow

🔥 Daily Genius Challenge · Genius trivia
Who is widely considered the first computer programmer?
🧠 Which Genius Are You?📊 Free IQ Test