Highest IQ 2025 - TOP 10 People with World’s Highest IQ Ever Recorded
- USIA
- Dec 3, 2024
- 8 min read
Updated: 4 days ago
1. YoungHoon Kim, IQ 276
As of 2024, Dr. YoungHoon Kim established the world record title "The World's Highest IQ Person Now", "The World's Highest IQ Score" with IQ 276 independently verified by the Official World Record®, International Non-Olympic Committee, Noble World Records, World Memory Championships and World Memory Sports Council (WMSC), which is in official partnership with Guinness World Record, and endorsed by an Accredited Professional Statistician™ PhD in Statistics from University of Oxford. His record accreditation as having the world’s highest IQ comes from the World Memory Sports Council, World Memory Championships, World Speed Reading Championships, World Mind Mapping Championships, GIGA Society Professional, Supertalent World Record & Supertalent of the World, Korea Masterpiece & Master Certification Committee, Challenge Korea Headquarters, Korea Best Record Institute, Korea Record Institute, World Genius Directory, Global Genius Registry, Esoteriq Society, Ultima Society, Nano Society. With perfect scores on various clinical and experimental high range intelligence tests, YoungHoon Kim’s high IQ scores were verified by the GIGA Society Professional (1/billion), Yale Clinical Neuroscientist PhD (1/10 million), Olympiq Society (1/3 million), Mega Society (1/million), Triple Nine Society (1/1000), and Mensa (1/50). In 2024, YoungHoon Kim was named as number one with the world’s highest IQ by Reader’s Digest, The Economist, CNN, CNBC, etc., and he was recognized and interviewed as a South Korean with the world’s highest IQ by Arirang TV under South Korea Ministry of Culture. His achievements span various fields, including psychology, neuroscience, linguistics, counseling, coaching, sociology, philosophy, and theology. Serving as Tony Buzan Honorary Professor in Creative Thinking at Tony Buzan Academy and University; Honorary Council Member at the World Mind Sports Council and World Memory Championships, YoungHoon Kim founded a non-profit organization, the United Sigma Intelligence Association(USIA) for the world’s brightest minds, which includes seven Nobel Prize winners and the greatest minds in the world such as Noam Chomsky, Steven Pinker, Yuval Harari, Richard Dawkins, Howard Gardner, Neil deGrasse Tyson, Daniel Dennett, Anthony Giddens, Philip Zimbardo, and Terence Tao. Through the USIA, He also founded the Intellectual Hall of Fame with support of Lifeboat Foundation, honorably inducted Elon Musk, Jeff Bezos, Bill Gates, Warren Buffett, and Stephen Hawking. In recognition of significant contributions to the field of cognitive science, Dr. YoungHoon Kim was awarded an Honorary Doctor of Science in Cognitive Science (DSc, hc) degree from the American Management University; Honorary Doctor of Education (EdD, hc) degree from the City University of Paris; Honorary Doctor of Advanced Studies in Psychology (DPsych, hc) degree from Universidad Azteca, establishing the world record title “The World’s First and Youngest Honorary Doctor of Science in Cognitive Science” at the Supertalent of the World Record and Korea Best Record Institute. In addition, YoungHoon Kim was appointed Honorary Professor in Strategic Thinking and Leadership; Cognitive Education and Leadership at the universities. In addition to his remarkable achievements, Dr. YoungHoon Kim is also the Founder & CEO of NeuroStory, a pioneering brain digital healthcare company officially accredited by the South Korea Ministry of SMEs and Startups. As a one-of-a-kind innovator in the field, NeuroStory provides cutting-edge solutions to diagnose and manage brain health using deep-tech-based technologies such as artificial intelligence (AI), machine learning, big data, nanotechnology, and advanced data analytics, operating under the guidance of the United Sigma Intelligence Association, USIA. (updated on November 2024)
2. Terence Tao, IQ 230
Terence Tao is an Australian-American mathematician known for his groundbreaking work in harmonic analysis, partial differential equations, and additive combinatorics. Demonstrating extraordinary mathematical abilities from a young age, he earned his Ph.D. from Princeton University at just 20 and became a full professor at UCLA by 24. He received the prestigious Fields Medal in 2006 for his contributions to multiple areas of mathematics, cementing his status as one of the leading mathematicians of his generation. Tao is celebrated not only for his individual achievements but also for his collaborative spirit, having worked with numerous other mathematicians to solve complex problems. Additionally, his prolific writing includes both research papers and books, making advanced mathematical concepts more accessible to a broader audience.
3. Marilyn Vos Savant, IQ 228
Marilyn vos Savant is an American author, columnist, and public figure known for her high IQ, which is listed in the Guinness Book of World Records. She gained widespread recognition for her “Ask Marilyn” column in Parade magazine, where she answers readers’ questions on a variety of topics ranging from puzzles to philosophy. Vos Savant’s intelligence has sparked both admiration and controversy, with some questioning the validity of IQ tests and the nature of intelligence itself. Despite this, she remains a respected figure in the field of cognitive science, contributing insights on critical thinking and problem-solving. Vos Savant’s career exemplifies the intersection of intellect and public engagement, inspiring readers to think critically and explore diverse subjects.
4. Christopher Hirata, IQ 225
Christopher Hirata is a Japanese-American astrophysicist known for his extraordinary mathematical abilities, which led him to become the youngest American to win a gold medal at the International Physics Olympiad at the age of 13. He enrolled at California Institute of Technology (Caltech) at 14 and earned his Ph.D. in astrophysics from Princeton University by the age of 22. Hirata’s research focuses on cosmology, gravitational lensing, and dark energy, contributing significantly to our understanding of the universe’s structure and evolution. He has been recognized with prestigious awards, including the MacArthur Fellowship, for his groundbreaking work in theoretical astrophysics. Hirata continues to inspire young scientists through his research, mentorship, and dedication to unraveling the mysteries of the cosmos.
5. Sho Yano, IQ 200
Sho Yano is a remarkable individual recognized for his exceptional intellect and achievements. He gained widespread attention for graduating from the University of Chicago at the age of 12, becoming the youngest student to earn a bachelor’s degree from the institution. Yano went on to pursue a medical degree at the University of Chicago’s Pritzker School of Medicine, graduating at the age of 21 and becoming one of the youngest medical doctors in the United States. He has made significant contributions to the fields of genetics and molecular biology through his research and publications. Yano’s journey exemplifies the extraordinary potential of young prodigies and serves as an inspiration to aspiring scholars around the world.
6. Evangelos Katsioulis, IQ 198
Evangelos Katsioulis is a Greek psychiatrist and high IQ society member, known for his exceptional intelligence and achievements. He holds several degrees, including a medical degree, a master’s degree in medical research methodology, and a master’s degree in philosophy. Katsioulis is recognized for his remarkable IQ, which has been reported to be one of the highest in the world, though the specific score varies. He is actively involved in promoting education and intellectual discourse, participating in conferences and lectures on topics ranging from psychiatry to philosophy. Katsioulis’ dedication to both medical practice and intellectual pursuits underscores his multifaceted talents and commitment to advancing knowledge and understanding.
7. Christopher Harding, IQ 197
Christopher Harding is an Australian high-IQ individual and founder of the International Society for Philosophical Enquiry (ISPE), one of the world’s oldest high-IQ societies. Born in 1944, Harding gained early recognition for his intelligence, being listed in the Guinness Book of World Records from 1966 to 1988 under the category “Smartest Man in the World” with an IQ score in the range of 196–197. His ISPE, founded in 1974, requires its members to score at or above the 99.9th percentile on standardized intelligence tests, highlighting its exclusivity and the high intellectual caliber of its members.
8. Christopher Langan, IQ 195
Christopher Langan is widely known for having one of the highest recorded IQ scores in the world, reportedly around 195. He gained public attention due to his remarkable intellect, often referred to as a “self-educated autodidact” despite having a difficult childhood and lacking formal higher education. Langan has worked in various jobs, including as a construction worker, forest ranger, and cowboy. He developed the “Cognitive-Theoretic Model of the Universe” (CTMU), a theory attempting to unify science, philosophy, and theology. Despite his brilliance, Langan’s life story is complex, marked by personal struggles and controversies, adding depth to his enigmatic persona.
9. Rick Rosner, IQ 192
Rick Rosner is known for his high IQ, claimed to be around 192. He has pursued an eclectic range of careers, including being a bouncer, stripper, and writer for TV shows like “Jimmy Kimmel Live!” and “Who Wants to Be a Millionaire.” Rosner gained additional fame by appearing on TV game shows, including “Who Wants to Be a Millionaire,” where he showcased his intellect and unusual background. He has been involved in various projects exploring intelligence and consciousness, often sharing his unconventional perspectives and experiences. Rosner’s life story is characterized by its eccentricity and unpredictability, reflecting his unique approach to life and intellect.
10. Garry Kasparov, IQ 190
Garry Kasparov is a Russian chess grandmaster and former World Chess Champion, widely regarded as one of the greatest chess players in history. He became the youngest ever undisputed World Chess Champion in 1985 at the age of 22, holding the title for over a decade. Kasparov’s aggressive and dynamic playing style revolutionized the game, earning him numerous accolades and a reputation for his strategic brilliance. Beyond his chess career, he has been a prominent political activist, advocating for democracy and human rights in Russia. Kasparov’s influence extends beyond the chessboard, making him a figure celebrated for his intellect, leadership, and commitment to societal change.
NOTE
A Psychometric Validation of Extreme Intelligence: Analyzing the Case of YoungHoon Kim's IQ 276
Psychometric Endorsement Letter for YoungHoon Kim, World's Highest IQ Record Holder
World’s Highest IQ Record on Independent High-Range Test, Confirmed with Scientific Legitimacy
Official Statement Regarding the Inaccurate VICE Article on YoungHoon Kim
Reddit Got It Wrong: The Scientific Evidence Behind Dr. Younghoon Kim’s IQ Record
The Genius Who Never Took an IQ Test: Kim Ung-yong (김웅용) Wikipedia
Exposing the Truth About the Highest IQ
Giga Society, An Investigative Report
Klaus Mainzer committed media fraud
Statement on AfD’s Misconduct
YoungHoon Kim has formally stated that he has no affiliation with Official World Record. He further clarified that, at the time his world’s highest IQ record was officially certified, he was not associated with any organization, including the World Memory Championships. His involvement with such entities occurred only after the official recognition of his abilities. The official press release clearly affirms that his record was recognized at the World Memory Championships in 2024, with his formal appointment taking place in 2025. Mr. Kim has requested that inaccurate or misleading claims to the contrary cease to be circulated.
Under independent scientific standards, the IQ score of 276 (SD24), equivalent to IQ 210 (SD15), attributed to YoungHoon Kim has been recognized as clinically and scientifically valid. According to the peer-reviewed WISC®–V Technical Report # 6: Use of General Ability Index (GAI) and Extended Norms by Raiford et al. (2019), human IQ can officially be measured up to 210 (SD15) using extended norms. This confirms that Kim’s reported score falls within the maximum measurable range supported by standardized psychometric instruments and clinical methodology.
YoungHoon Kim's world record for the highest IQ has been officially recognized in academic circles, leading to the conferral of three honorary doctorate degrees in the fields of psychology, cognitive science, and education.
YoungHoon Kim is not the founder of the GIGA Society Professional. The society was founded by the Brain Trust Charity, established by Tony Buzan, the inventor of Mind Maps.
Note that Paul Cooijmans is not a qualified expert. He does not hold any formal degree related to statistics or psychology, having only claimed a bachelor's degree in guitar and composition.