Most Intelligent American Presidents By Estimated IQ Score

The Top Ten
1 John Quincy Adams [175] John Quincy Adams (July 11, 1767 – February 23, 1848) was an American statesman who served as the sixth President of the United States from 1825 to 1829 at the peak of a political career during which he served in various capacities as diplomat, United States Senator, United States Secretary of State, and U.S. Representative from Massachusetts.
2 Thomas Jefferson [160] Thomas Jefferson was an American Founding Father who was principal author of the Declaration of Independence, and served as the 3rd President of the United States from 1801-1809. He was born on April 13, 1743, and died on July 4, 1826, on the same day 2nd United States President John Adams died.

Wow surprised he's not first.

3 James Madison [160] James Madison, Jr. was a political theorist, American statesman, and served as the fourth President of the United States.
4 John F Kennedy [159.8] John Fitzgerald Kennedy (May 29th, 1917 - November 22, 1963) commonly referred to by his initials JFK, was an American politician who served as the 35th President of the United States from January 1961 until his assassination. The Cuban Missile Crisis, The Bay of Pigs Invasion, the Nuclear Test Ban ...read more.
5 Bill Clinton [159] William Jefferson Clinton (Born August 19th 1946) is an American politician who was the 42nd President of the United States. He previously served as governor of Arkansas. He became president after unseating incumbent president George H.W. Bush in 1992. He was re-elected in 1996 after defeating Senator ...read more.
6 Jimmy Carter [156.8] James Earl "Jimmy" Carter, Jr. (born October 1, 1924) is an American politician and author who served as the 39th President of the United States from 1977 to 1981. In 2002, he was awarded the Nobel Peace Prize for his work with the Carter Center.
7 Woodrow Wilson [155.2] Thomas Woodrow Wilson was an American politician and academic who served as the 28th President of the United States from 1913 to 1921. Born in Staunton, Virginia, he spent his early years in Augusta, Georgia and Columbia, South Carolina.
8 John Adams [155] John Adams was born on October 30, 1735 in Quincy, Massachusetts, United States. Adams served as the president of the United States from March 4, 1797 to March 4, 1801. He died on July 4, 1826 at the age of 90.
9 Teddy Roosevelt [153] Theodore Roosevelt was an American statesman, author, explorer, soldier, naturalist, and reformer who served as the 26th President of the United States from 1901 to 1909. As a leader of the Republican Party during this time, he became a driving force for the Progressive Era in the United States in the early 20th century.
10 James Garfield [152.3] James Abram Garfield was the 20th President of the United States, serving from March 4, 1881, until his assassination later that year.