Smartest U.S. Presidents Ranked By IQ Score

Benjamin Harrison (IQ 132.2)

President Harrison was a successful attorney before he became the head-of-state. He graduated from Miami University with a degree in law and then put it to good use as Grover Cleveland’s successor.

Benjamin Harrison

George Washington (IQ 132.5)

Here is a man who didn’t have more than elementary school education, but he became the first president of the United States of America. He is a shining example of what determination can achieve.

George Washington