Highest IQ is steve nash Lowest IQ is javelle mcghee
1
21
African americans have on average an IQ of 85.
Kim Ung-Yong has an IQ of 210 (he is still alive)
yours
1
Florida
hawaii
20 and below
An IQ below 20 is the lowest IQ that a person can have. Having an IQ below this is all pretty much the same in terms of brain intelligence, cognitive reasoning ability, interpretation, brain capacity, etc. It is indicative of profound mental retardation.
The lowest IQ score was 15. Recorded 20 years ago.