Mareen Duvall

发现美国的一件奇特事。七个总统，有同一个祖先，Mareen Duvall (1625–1699)。

His notable descendants include U.S. Presidents Harry S. Truman, Lyndon Johnson, Jimmy Carter, George H. W. Bush, George W. Bush, and Barack Obama, American Vice-President Dick Cheney,[6][7][8] Wallis Simpson (for whom Edward VIII gave up the throne), and actor Robert Duvall.[6]
Other descendants include U.S. Associate Supreme Court Justice Gabriel Duvall, billionaire Warren Buffett, Confederate General Bradley Tyler Johnson,[9] and Confederate spy Betty Duvall.[10]