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Famous IQ searches

Famous people’s IQ: claims, estimates, and unknowns.

Start with Einstein, Stephen Hawking, and US presidents—the people visitors actually search—then follow every number back to its source.

51 results
Albert EinsteinPhysics
160Common claim—not a verified score
Disputed claim
Nobel1921Born1879TypeScientist
Marie CuriePhysics · Chemistry
No verified scoreNo verified public score
Unknown
Nobel1903, 1911Born1867TypeScientist
Richard FeynmanPhysics
No verified scoreNo verified public score
Unknown
Nobel1965Born1918TypeScientist
Stephen HawkingPhysics · Cosmology
No verified scoreNo verified public score
Unknown
NobelNoBorn1942TypeScientist
Alan TuringMathematics · Computer science · Cryptanalysis
No verified scoreNo verified public score
Unknown
NobelNoBorn1912TypeScientist
Jennifer DoudnaBiochemistry · Molecular biology
No verified scoreNo verified public score
Unknown
Nobel2020Born1964TypeScientist
George WashingtonUS president #1
125–140Simonton 2006 historiometric presidential IQ estimates
Historical estimate
Terms1789–1797Born1732TypePresident
John AdamsUS president #2
No verified scoreNo published estimate
Unknown
Terms1797–1801Born1735TypePresident
Thomas JeffersonUS president #3
145–160Simonton 2006 historiometric presidential IQ estimates
Historical estimate
Terms1801–1809Born1743TypePresident
James MadisonUS president #4
No verified scoreNo published estimate
Unknown
Terms1809–1817Born1751TypePresident
James MonroeUS president #5
No verified scoreNo published estimate
Unknown
Terms1817–1825Born1758TypePresident
John Quincy AdamsUS president #6
No verified scoreNo published estimate
Unknown
Terms1825–1829Born1767TypePresident
Andrew JacksonUS president #7
No verified scoreNo published estimate
Unknown
Terms1829–1837Born1767TypePresident
Martin Van BurenUS president #8
No verified scoreNo published estimate
Unknown
Terms1837–1841Born1782TypePresident
William Henry HarrisonUS president #9
No verified scoreNo published estimate
Unknown
Terms1841Born1773TypePresident
John TylerUS president #10
No verified scoreNo published estimate
Unknown
Terms1841–1845Born1790TypePresident
James K. PolkUS president #11
No verified scoreNo published estimate
Unknown
Terms1845–1849Born1795TypePresident
Zachary TaylorUS president #12
No verified scoreNo published estimate
Unknown
Terms1849–1850Born1784TypePresident
Millard FillmoreUS president #13
No verified scoreNo published estimate
Unknown
Terms1850–1853Born1800TypePresident
Franklin PierceUS president #14
No verified scoreNo published estimate
Unknown
Terms1853–1857Born1804TypePresident
James BuchananUS president #15
No verified scoreNo published estimate
Unknown
Terms1857–1861Born1791TypePresident
Abraham LincolnUS president #16
125–150Simonton 2006 historiometric presidential IQ estimates
Historical estimate
Terms1861–1865Born1809TypePresident
Andrew JohnsonUS president #17
No verified scoreNo published estimate
Unknown
Terms1865–1869Born1808TypePresident
Ulysses S. GrantUS president #18
No verified scoreNo published estimate
Unknown
Terms1869–1877Born1822TypePresident
Rutherford B. HayesUS president #19
No verified scoreNo published estimate
Unknown
Terms1877–1881Born1822TypePresident
James A. GarfieldUS president #20
No verified scoreNo published estimate
Unknown
Terms1881Born1831TypePresident
Chester A. ArthurUS president #21
No verified scoreNo published estimate
Unknown
Terms1881–1885Born1829TypePresident
Grover ClevelandUS president #22, #24
No verified scoreNo published estimate
Unknown
Terms1885–1889; 1893–1897Born1837TypePresident
Benjamin HarrisonUS president #23
No verified scoreNo published estimate
Unknown
Terms1889–1893Born1833TypePresident
William McKinleyUS president #25
No verified scoreNo published estimate
Unknown
Terms1897–1901Born1843TypePresident
Theodore RooseveltUS president #26
No verified scoreNo published estimate
Unknown
Terms1901–1909Born1858TypePresident
William Howard TaftUS president #27
No verified scoreNo published estimate
Unknown
Terms1909–1913Born1857TypePresident
Woodrow WilsonUS president #28
No verified scoreNo published estimate
Unknown
Terms1913–1921Born1856TypePresident
Warren G. HardingUS president #29
No verified scoreNo published estimate
Unknown
Terms1921–1923Born1865TypePresident
Calvin CoolidgeUS president #30
No verified scoreNo published estimate
Unknown
Terms1923–1929Born1872TypePresident
Herbert HooverUS president #31
No verified scoreNo published estimate
Unknown
Terms1929–1933Born1874TypePresident
Franklin D. RooseveltUS president #32
No verified scoreNo published estimate
Unknown
Terms1933–1945Born1882TypePresident
Harry S. TrumanUS president #33
No verified scoreNo published estimate
Unknown
Terms1945–1953Born1884TypePresident
Dwight D. EisenhowerUS president #34
No verified scoreNo published estimate
Unknown
Terms1953–1961Born1890TypePresident
John F. KennedyUS president #35
138.9–159.8Simonton 2006 historiometric presidential IQ estimates
Historical estimate
Terms1961–1963Born1917TypePresident
Lyndon B. JohnsonUS president #36
No verified scoreNo published estimate
Unknown
Terms1963–1969Born1908TypePresident
Richard NixonUS president #37
No verified scoreNo published estimate
Unknown
Terms1969–1974Born1913TypePresident
Gerald FordUS president #38
No verified scoreNo published estimate
Unknown
Terms1974–1977Born1913TypePresident
Jimmy CarterUS president #39
No verified scoreNo published estimate
Unknown
Terms1977–1981Born1924TypePresident
Ronald ReaganUS president #40
118–141.9Simonton 2006 historiometric presidential IQ estimates
Historical estimate
Terms1981–1989Born1911TypePresident
George H. W. BushUS president #41
No verified scoreNo published estimate
Unknown
Terms1989–1993Born1924TypePresident
Bill ClintonUS president #42
No verified scoreNo published estimate
Unknown
Terms1993–2001Born1946TypePresident
George W. BushUS president #43
No verified scoreNo published estimate
Unknown
Terms2001–2009Born1946TypePresident
Barack ObamaUS president #44
No verified scoreNo published estimate
Unknown
Terms2009–2017Born1961TypePresident
Donald TrumpUS president #45, #47
73Viral claim that Donald Trump scored 73
Disputed claim
Terms2017–2021; 2025–2029Born1946TypePresident
Joe BidenUS president #46
No verified scoreNo published estimate
Unknown
Terms2021–2025Born1942TypePresident