Presidents Who Were Related to Each Other
Updated February 21, 2017 | Factmonster Staff 
| by Holly Hartman |
 | George W. Bush (the 43rd president) is the son of George Bush (the 41st president). |  |
 | John Quincy Adams (the 6th president) was the son of John Adams (the 2nd president). |  |
 | Benjamin Harrison (the 23rd president) was the grandson of William Henry Harrison (the 9th president). |  |
 | James Madison (the 4th president) and Zachary Taylor (the 12th president) were second cousins. |  |
 | Franklin Delano Roosevelt (the 32nd president) was a fifth cousin of Theodore Roosevelt (the 26th president). Genealogists have determined that FDR was distantly related to a total of 11 U.S. presidents, 5 by blood and 6 by marriage: Theodore Roosevelt, John Adams, John Quincy Adams, Ulysses Grant, William Henry Harrison, Benjamin Harrison, James Madison, William Taft, Zachary Taylor, Martin Van Buren, and George Washington. |  |
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