Stephen Hawking's IQ: 160
Estimated IQ
160
Known For
Black hole radiation, A Brief History of Time
About Stephen Hawking
Stephen Hawking was one of the most brilliant theoretical physicists of the modern era, with an estimated IQ of 160. Despite being diagnosed with ALS at age 21 and gradually losing almost all physical function, Hawking made groundbreaking contributions to cosmology, including his prediction that black holes emit radiation (Hawking radiation). His ability to perform complex mathematical physics entirely in his head — after losing the ability to write — demonstrates extraordinary cognitive capacity.
What an IQ of 160 Means
When asked about his IQ, Hawking famously replied, 'I have no idea. People who boast about their IQ are losers.' This response highlights an important truth: even among the most gifted minds, IQ is seen as a tool rather than a trophy. Hawking's achievements demonstrate that exceptional intelligence combined with extraordinary determination can overcome even the most severe physical limitations.
How Stephen Hawking Compares
To understand where this falls on the IQ scale, see our complete IQ score ranges guide, or learn what IQ actually measures.
Famous IQ Comparison
| Person | Estimated IQ | Known For |
|---|---|---|
| Stephen Hawking | 160 | Black hole radiation, A Brief History of Time |
| Elon Musk | 150–155 | Tesla, SpaceX, CEO and entrepreneur |
| Albert Einstein | 160 | Theory of Relativity, Nobel Prize in Physics |
| Leonardo da Vinci | 180–200 | Mona Lisa, inventor, polymath |
| Geoffrey Hinton | 160 | Godfather of deep learning, backpropagation, Nobel Prize in Physics 2024 |
| Nikola Tesla | 160–200 | AC electricity, Tesla coil, inventor |
| Yoshua Bengio | 158 | Deep learning pioneer, attention mechanisms, AI safety advocate |
See the complete famous IQ list or check what an IQ of 160 means.
Where This Estimate Comes From
- Estimates inferred from his Cambridge career and contributions to cosmology
- Hawking publicly refused to discuss his IQ, calling such boasting pointless
- No publicly verified test result
Estimate disclaimer: Stephen Hawking's IQ figure is a speculative estimate compiled from public sources, not a verified test result. See how we compile these estimates.
Frequently Asked Questions
What was Stephen Hawking's IQ?
Stephen Hawking's IQ is estimated at around 160, the same as Einstein's. However, Hawking himself dismissed the importance of IQ scores, saying 'People who boast about their IQ are losers.' His achievements in theoretical physics speak louder than any test score.
How did Hawking do physics without being able to write?
Hawking developed an extraordinary ability to think in pictures and geometric shapes, performing complex calculations entirely in his head. He described thinking about physics in terms of visual mental images rather than equations. His collaborators would help translate these ideas into mathematical formalism.
Is 160 the highest IQ possible?
No. Standard IQ tests can measure above 160, and some specialized tests go higher. People like Terence Tao (estimated 225-230) and Marilyn vos Savant (recorded 228) have scored significantly higher. However, scores above 160 are extremely rare and increasingly difficult to measure reliably.
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MyIQScores Editorial Team
Researchers in cognitive psychology, psychometrics & educational science
Last updated
May 10, 2026
All content on MyIQScores is reviewed for scientific accuracy against peer-reviewed research in cognitive psychology and psychometrics. Our editorial team cross-references each article with published literature before publication and updates pages whenever new research warrants a revision.