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Marilyn vos Savant (born 1946) obtained an IQ of 228 (at age 10) to qualify as the highest IQ score on a standardized test.

This is listed in the Guinness Hall of Fame, but the category was closed in 1989 for the World Records.

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13y ago
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1d ago

The highest recorded IQ belongs to William James Sidis, with an estimated IQ ranging from 250 to 300. However, it's worth noting that measuring intelligence solely through IQ scores can be limited and doesn't necessarily capture the full extent of a person's intellectual abilities.

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Q: What is the smartest person's IQ?
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Percentage of people with an IQ of 120?

Approximately 9.10% of the population falls within the IQ range of 120 and above.


What is the ratio of male to females regarding IQ 190?

There is no definitive ratio of males to females with an IQ of 190 as intelligence is not determined by gender. IQ scores are standardized based on a normal distribution, so there would be a similar distribution of individuals with an IQ of 190 regardless of gender.


Who is the smartest person on this earth?

William James Sidis was quite possibly the smartest man who ever lived. Born in Boston in 1898, William James Sidis made the headlines in the early 20th century as a child prodigy with an amazing intellect. His IQ was estimated to be 50 to 100 points higher than Albert Einstein's


What nationality has the highest IQ?

it really depends how you study. people think that Chinese are the smartest. that is not true. if your parents are intelligent there is a high score of you being intelligent ifyou study a lot , and be wise, you IQ is obviously is going to be higher than a average person. but well i see, Asians are the most intelligent because they are very in focused on education, and wisdom. as my mom used to say to me Africans and Indians are the most beauifulsmartest, and the best race in the world. well it is kinda true, but i think that every race is the best. and i think everyone is beautiful you just have to find it inside them. Chinese are the smartest and its proven. Chinese people do work hard but that is not the reason.. africans are by far the lowest in intelligence, on a average africans borderline on mental retardation according to IQ scores.. the Chinese invented absolutely everything.. most of which white people stole and put a name too..


Who is the smartest nine-year-old in the world?

It is difficult to determine who the smartest nine-year-old in the world is as intelligence can vary greatly and is often subjective. There are many exceptional children around the world with unique talents and abilities.