Barack Obama is our 44th president, but there actually have only been 43 presidents: Cleveland was elected for two nonconsecutive terms and is counted twice, as our 22nd and 24th president.
Eight Presidents were born British subjects: Washington, J. Adams, Jefferson, Madison, Monroe, J. Q. Adams, Jackson, and W. Harrison.
Nine Presidents never attended college: Washington, Jackson, Van Buren, Taylor, Fillmore, Lincoln, A. Johnson, Cleveland, and Truman.
The most common religious affiliation among presidents has been Episcopalian, followed by Presbyterian.
The ancestry of 42 presidents is limited to the following seven heritages, or some combination thereof: Dutch, English, Irish, Scottish, Welsh, Swiss, or German.
The oldest elected president was Reagan (age 69); the youngest was Kennedy (age 43). Theodore Roosevelt, however, was the youngest man to become president - he was 42 when he succeeded McKinley, who had been assassinated.
The tallest president was Lincoln at 6'4"; at 5'4", Madison was the shortest.
Eight left-handed presidents: James A. Garfield, Herbert Hoover, Harry S. Truman, Gerald Ford, Ronald Reagan, George H.W. Bush, Bill Clinton, and Barack Obama.
The term "First Lady" was first used in 1877 in reference to Lucy Ware Webb Hayes. Most First Ladies, including Jackie Kennedy, are said to have hated the label.
James Buchanan was the only president never to marry. Five presidents remarried after the death of their first wives-two of whom, Tyler and Wilson, remarried while in the White House. Reagan was the only divorced president. Six presidents had no children. Tyler-father of fifteen-had the most.
Presidents Lincoln, Garfield, McKinley, and Kennedy were assassinated in office. Assassination attempts were made on the lives of Jackson, T. Roosevelt, F. Roosevelt, Truman, Ford, and Reagan.
With thanks to www.infoplease.com