These Are The Most Intelligent U.S. Presidents Ranked By IQ Score – No. 4 is a Surprise

#10. Dwight D. Eisenhower – 131.9

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While President Eisenhower was serving his term he watched dozens of battles occur during the Civil Rights Movement. He is responsible for helping desegregate public schools and he also signed legislation to protect African-Americans’ right to vote. Eisenhower didn’t just go to battle in the Civil Rights Movement, he was also a five-star general in the Army during World War II.

#9. Richard Nixon – IQ 131

Richard Nixon will forever be known for his part in the Watergate Scandal. Nixon wasn’t always defending himself in court, though. He actually had a pretty impressive law degree from Duke University, which helped him out later in life. Nixon used his lawyer skills to help defend himself in court when he was impeached for obstruction of justice.