The United States of America has had a president since 1789 when George Washington became the first US President. In January 2009, Barack Obama became the USA's 44thPresident after defeating John McCain in the November 2008 election.
- George Washington - 1789 to 179
- John Adams - 1797 to 1801
- Thomas Jefferson - 1801 to 1809
- James Madison - 1809 to 1817
- James Monroe - 1817 to 1825
- John Quincy Adams - 1825 to 1829
- Andrew Jackson - 1829 to 1837
- Martin Buren - 1837 to 1841
- William Harrison - 1841
- John Tyler - 1841 to 1845
- James Polk - 1845 to 1849
- Zachary Taylor - 1849 to 1850
- Millard Fillmore - 1850 to 1853
- Franklin Pearce - 1853 to 1857
- James Buchanan - 1857 to 1861
- Abraham Lincoln - 1861 to 1865
- Andrew Johnson - 1865 to 1869
- Ulysses Grant - 1869 to 1877
- Rutherford Hayes - 1877 to 1881
- James Garfield - 1881
- Chester Arthur - 1881 to 1885
- Grover Cleveland - 1885 to 1889
- Benjamin Harrison - 1889 to 1893
- Grover Cleveland - 1893 to 1897
- William McKinley - 1897 to 1901
- Theodore Roosevelt - 1901 to 1909
- William Taft - 1909 to 1913
- Woodrow Wilson - 1913 to 1921
- Warren Harding - 1921 to 1923
- Calvin Coolidge - 1923 to 1929
- Herbert Hoover - 1929 to 1933
- Franklin Roosevelt - 1933 to 1945
- Harry Truman - 1945 to 1953
- Dwight Eisenhower - 1953 to 1961
- John Kennedy - 1961 to 1963
- Lyndon Johnson - 1963 to 1969
- Richard Nixon - 1969 to 1974
- Gerald Ford - 1974 to 1977
- James (Jimmy) Carter - 1977 to 1981
- Ronald Reagan - 1981 to 1989
- George Bush - 1989 to 1993
- William (Bill) Clinton - 1993 to 2001
- George W Bush - 2001 to 2009
- Barack Obama - 2009 to.
