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However, we can healthilyâ¦ assume that had some equivalent of an IQ test existed in history, that great thinkers such as Socrates, da Vinci, Isaac Newton, and so forth would have score up there.   Marilyn vos Savant has a IQ of 230. She has the highest recognised IQ score.
Rating Newest Oldest. Best Answer: Marilyn vos Savant has the highest IQ ever recorded according to the Guinness Book of Records. The number is anywhere between 167 and 230 because test results will always vary (since the test isn't the same every time).