Living Geniuses Ranked by IQ — Records 2026

The smartest people alive in 2026, ranked by estimated IQ. From Evangelos Katsioulis (≈198) to Vitalik Buterin.

1. Marnen Laibow-Koser

   1970–present · United States
   268
2. Ainan Celeste Cawley

   1999–present · SG
   250
3. Chris Hirata

   1982–present · United States
   225
4. Terence Chi-Shen Tao

   1975–present · Australia
   220
5. Kim Ung-yong

   1962–present · KR
   210
6. Aristotle

   0384–present · Greece
   200
7. Edith Stern

   1952–present · United States
   200
8. Michael Grost

   1954–present · United States
   200
9. Michael Kearney

   1984–present · United States
   200
10. Nadia Camukova

    1976–present · Russia
    200
11. Sho Yano

    1990–present · United States
    200
12. Vitalik Buterin

    1994–present · Russia
    200
13. Evangelos Katsioulis

    1976–present · Greece
    198
14. Walter O'Brien (Obrien)

    1975–present · Ireland
    197
15. Empedocles

    0490–present · Greece
    195
16. Ramón Campayo

    1964–present · Spain
    194
17. Mislav Predavec

    1967–present · HR
    192
18. Richard G. Rosner

    1960–present · United States
    192
19. Archimedes

    0287–present · Greece
    190
20. Garry Kasparov

    1963–present · AZ
    190
21. Philip Emeagwali

    1954–present · NG
    190
22. Marilyn vos Savant

    1946–present · United States
    186
23. Adragon Eastwood De Mello

    1976–present · United States
    185
24. Democritus

    0460–present · Greece
    185
25. Norman Dolloff

    1928–present · —
    185
26. Nikola Poljak

    1982–present · —
    183
27. Henry Bray

    1916–present · —
    180
28. John H. Sununu

    1939–present · United States
    180
29. Leucippus

    0460–present · Greece
    180
30. Parmenides

    0515–present · —
    180
31. Pythagoras

    0570–present · Greece
    180
32. Roger Bacon

    1219–present · United Kingdom
    180
33. Thales of Miletus

    0626–present · Greece
    180
34. Lucretius

    None–present · Italy
    180
35. Hipparchus

    0190–present · Greece
    175
36. Homer

    -800–present · Greece
    175
37. Imhotep

    0027–present · EG
    175
38. Pierre de Fermat

    1607–present · France
    175
39. Christopher Langan

    1952–present · United States
    174
40. Ivan Ivec

    1976–present · HR
    174
41. Jacob Barnett

    1998–present · United States
    170
42. Judit Polgár

    1976–present · Hungary
    170
43. Lycurgus of Sparta

    0820–present · Greece
    170
44. Ovid

    0043–present · Italy
    170
45. Virgil

    0070–present · Italy
    170
46. Pyrrho

    -360–present · Greece
    170
47. Solon

    None–present · Greece
    170
48. Manahel Thabet

    1981–present · YE
    168
49. Lydia Sebastian

    2003–present · India
    162
50. Mahnoor Cheema

    2007–present · United Kingdom
    161
51. Bill Gates

    1955–present · United States
    160
52. Brielle Milla

    2012–present · United States
    160
53. Vyasa

    None–present · India
    156
54. Diagoras of Melos

    None–present · Greece
    155
55. Diogenes Laërtius

    0000–present · Greece
    155
56. Elon Musk

    1971–present · ZA
    155
57. Nolan Gould

    1998–present · United States
    150
58. Jaxon Cota

    2007–present · United States
    148
59. Akrit Jaswal

    1993–present · India
    146
60. Warren Buffett

    1930–present · United States
    145

यह सूची कैसे रैंक की गई

Filtered to individuals with no recorded death year and a cited IQ ≥ 140. Living-IQ figures typically come from standardized testing; historical estimates are reconstructions.