My search brings this list up from 2017.
Here Is The Highest Possible IQ And The People Who Hold The World Record
https://sciencetrends.com/highest-po...-world-record/
Ainan Celeste Cawley (IQ score of 263)
William James Sidis (IQ score of 250-300)
Terence Tao (IQ score between 225 and 230)
Marilyn Vos Savant (IQ score of 228)
Christopher Hirata (IQ score of 225)
Kim Ung-Yong (IQ score of 210)
Edith Stern (IQ score over 200)
Christopher Michael Langan (IQ score between 190 and 210)
Garry Kasparov (IQ score of 194)
Philip Emeagwali (IQ score of 190)
Judit Polgar (IQ score of 170)
Albert Einstein (IQ score between 160 and 190)
Stephen Hawking (IQ score of 160)