An IQ score of 135 or higher is generally considered to be in the top 1% of the population, based on the most common testing scales.
85 to 115 - Two thirds of us have an IQ in this range: the 'average' IQ is 100. Over 135 - You are in the top 1%.
Matt Damon
The Hollywood heavyweight, who boasts an IQ of 160, famously completed the project with his longtime friend Ben Affleck.
Because there is no single standardized test that measures intelligence, determining the highest IQ ever will always be contentious. Bearing these caveats in mind, it is generally believed that the highest IQ score ever recorded is that of William James Sidis, who is believed to have had an IQ of between 250 and 300.
Snoop Dogg has publicly stated he has an IQ of 147, a score that falls into the "highly gifted" or "genius" category, much to his own surprise given his self-described average school performance (straight Cs). While this self-reported score suggests exceptional intellect, IQ tests measure specific cognitive abilities, and success in life and business (like Snoop Dogg's multifaceted career as a rapper, entrepreneur, and media personality) reflects a broader range of intelligence and skills.
We all know that Gaga is a creative genius, but it turns out she's an actual genius too with a widely-estimated IQ of 166, making her “exceptionally gifted” — and we don't disagree!
Kanye West (Ye) publicly claimed to have a 142 IQ in an April 2025 social media post, a score he stated meant he had a "genius intellect," though this remains an unverified, self-proclaimed figure not supported by official test results. While supporters praised the claim, many questioned its accuracy, and there's no official, independently verified IQ score for him, with intelligence being a multifaceted concept beyond a single number.
Stephen Hawking never officially revealed his IQ, and often dismissed the metric, famously saying, "People who boast about their IQ are losers". While estimates place his IQ around 160, a genius level, this is speculative; Hawking emphasized that creativity, persistence, and passion for science were more important than a single score, despite his profound impact on physics.
No, an IQ of 97 is not considered dumb; it falls squarely in the average range (90-109), indicating typical cognitive abilities, though some tests might place it slightly below the exact midpoint of 100. An IQ score of 97 means you performed better than 42% of people, and due to the test's margin of error, your score could be anywhere from the high 80s to the mid-100s, still within normal intelligence.
A 72 IQ is considered Borderline Intellectual Functioning (BIF), falling just above the threshold for intellectual disability (usually around 70), placing it in the lower end of the spectrum (70-79) and indicating slower learning and potential needs for support in daily living, though it's not low enough for an official intellectual disability diagnosis by itself, notes Quora user. It's in the bottom few percentiles of the population, requiring more time to grasp complex concepts but not necessarily severe impairment.
Ben Affleck's IQ is often cited as 154, placing him in the highly gifted range, though these figures for celebrities are estimates, with some sources also mentioning high intellect in relation to his work, such as co-writing Good Will Hunting with Matt Damon.
Nicole Kidman, whose shyness and stutter made her early years difficult, nevertheless showed an impressive aptitude for ballet and acting at a young age (and at one point had a reported IQ of 132).
In fact, the Chinese-Australian Terence Tao is the person with the highest IQ in the world at present. With an outstanding IQ of 230, Terence Tao was born on July 17, 1975 in Adelaide, Australia. He was regarded as a child prodigy as claimed by educational researcher Miraca Gross while researching gifted children.
Careers in the medical field, computer programing, university research positions, and engineering are among the ones with the highest requirements to be smart and have a high IQ.
Although IQ can change for an individual, across a population it is well established that IQ is stable across the lifespan. This does NOT mean that our abilities do not change as we age. IQ (as the name indicates) is a QUOTIENT, i.e., your score is calculated relative to persons of your age.
Is Kim Kardashian's IQ really 190? No—it's a baseless rumor from unreliable sites. No verified score exists; estimates range 95–119 based on her education & career, but her actual IQ remains unknown.
Tom Hanks as Forrest Gump: At an early age, Forrest is deemed to have a below-average IQ of 75. He has an endearing character and shows devotion to his loved ones and duties, character traits that bring him into many life-changing situations.
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Studies have shown that intelligence has a genetic component, but they have not conclusively identified any single genes that have major roles in differences in intelligence. It is likely that intelligence involves many genes that each make only a small contribution to a person's intelligence.
Leonardo da Vinci: IQ 180–220
While IQ tests weren't around when Leonardo da Vinci was living, some have estimated that his score would have been between 180 and 220. Like other people considered geniuses, he had a wide range of skills, excelling in everything from art and science to music and architecture.
Celebrity Genius 5 - James Woods
Emmy Award winner James Woods is an Oscar-nominee and superstar has a whopping IQ of 180. While in high school, Woods was in a UCLA linear algebra course.
Lady Gaga's IQ is widely rumored to be around 166, placing her in the "exceptionally gifted" or genius category, though this is an estimation often cited in celebrity lists, not a officially verified number from a public test. This high estimate is supported by her early academic achievements, like attending a summer program for the top 1% of students, and her demonstrated creative and musical genius as a composer and performer, notes Us Weekly and Brainmanager.io.
“I went to this doctor … My wife took me to do that because she said, 'Something about your personality doesn't feel like it's bipolar, I've seen bipolar before. ' And I've come to find that it's really a case of autism that I have,” West said. West said the diagnosis has helped him better understand himself.
The IQ of an average millionaire is 117 The IQ of an average billionaire is 133 The IQ of an average deca-billionaire is 151 This shows - you gotta be intelligent to get rich!