Matt Damon's IQ: 135
Matt Damon
Estimated IQ
135
Known For
Good Will Hunting co-writer, Harvard attendee, Oscar-winning actor
About Matt Damon
Matt Damon is an American actor and screenwriter who grew up in Cambridge, Massachusetts, attended Harvard University (leaving without graduating), and wrote the screenplay for Good Will Hunting with childhood friend Ben Affleck while still in his early twenties — a screenplay that won the Academy Award for Best Original Screenplay and launched both their careers. As an actor, he has demonstrated unusual range across action franchises (the Jason Bourne series), drama (The Martian, Saving Private Ryan), and character work (The Talented Mr. Ripley, The Informant!). His estimated IQ of 135 reflects the cognitive demands of screenwriting — building coherent, emotionally truthful dramatic structures — and the verbal and analytical intelligence demonstrated in his public comments on political and social issues.
What an IQ of 135 Means
Damon's estimated IQ of 135 reflects above-average intelligence with particular strengths in narrative construction and verbal reasoning. Good Will Hunting, which he began writing as a Harvard playwriting class assignment, contains a central character — a self-taught mathematical genius — whose intellectual world Damon and Affleck had to credibly render without formal mathematical training. The screenplay's emotional intelligence — its understanding of how intellectual ability interacts with emotional damage and social class — is sophisticated enough that it impressed professional filmmakers and audiences despite its origins in a college assignment. His subsequent career reflects consistent thoughtfulness about project selection and a public intellectual profile that extends beyond the typical actor's range.
How Matt Damon 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 |
|---|---|---|
| Matt Damon | 135 | Good Will Hunting co-writer, Harvard attendee, Oscar-winning actor |
| Ben Affleck | 130 | Oscar-winning director, Good Will Hunting screenwriter, Batman actor |
| Arnold Schwarzenegger | 135 | Bodybuilder, action movie star, California governor |
| Sharon Stone | 154 | Actress, Mensa member, Basic Instinct, Oscar-nominated performer |
| Thomas Jefferson | 145–160 | US Founding Father, Declaration of Independence author, third President |
| Steve Martin | 142 | Comedian, actor, playwright, author, art collector |
| George Washington | 140 | First US President, revolutionary general, Founding Father |
See the complete famous IQ list or check what an IQ of 135 means.
Careers That Match an IQ of 135
- Statistician — typical IQ range: 118–132
- Robotics Engineer — typical IQ range: 118–132
- Astronaut — typical IQ range: 130–145
Explore the full IQ by career chart.
Where This Estimate Comes From
- Estimates often reference his admission to Harvard, which he attended before leaving to pursue acting
- Co-wrote the Oscar-winning Good Will Hunting screenplay, frequently cited in media estimates
- No publicly verified test result
Estimate disclaimer: Matt Damon'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 is Matt Damon's IQ?
Matt Damon's IQ is estimated at approximately 135, placing him in the top 1% of the population. He has not taken a publicly disclosed standardized IQ test. This estimate reflects his attendance at Harvard (one of the world's most selective universities), his co-authorship of the Academy Award-winning Good Will Hunting screenplay — which required constructing a credible portrait of mathematical genius — and the verbal and analytical intelligence he has demonstrated in public interviews and political commentary.
How did Good Will Hunting get made?
Damon began writing Good Will Hunting as a playwriting class assignment at Harvard, then continued developing it with Affleck after leaving school. The screenplay circulated in Hollywood for several years before being optioned, passed through multiple potential directors, and was eventually produced by Miramax with Gus Van Sant directing. A crucial development was that Robin Williams agreed to play the therapist role — his involvement attracted studio confidence and defined the emotional register of the film. The production history illustrates that the path from writing to screen is rarely linear, and that maintaining control of creative work in Hollywood requires both persistence and negotiating skill.
What has Matt Damon done outside acting?
Damon is a prominent humanitarian activist, co-founding Water.org with Gary White in 2009 — an organization that has brought clean water access to more than 60 million people in developing countries through market-based financing mechanisms rather than traditional charity models. He has been a vocal advocate for education funding and teachers' unions, and has been outspoken on climate change, economic inequality, and US foreign policy. His public advocacy reflects a pattern of systematic engagement with complex policy issues rather than celebrity-level name-lending, and he has been criticized by some on the left for specific positions (particularly regarding school reform) that conflict with progressive orthodoxy.
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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.