1.George Washington
1st President of the United States Of America
working period : April 30, 1789_March 4, 1797
2.John Adams
:March 4, 1797_March 4, 1801
3.Thomas Jefferson
:March 4, 1801_March 4, 1809
4.James Madison
:March 4, 1809_March 4, 1817
5.James Monroe
:March 4, 1817_March 4, 1825
6.John Quincy Adams
:March 4, 1825_March 4, 1829
7.Andrew jackson
:March 4, 1829_March 4, 1837
8.Martin Van Buren
:March 4, 1837_March 4, 1841 
9.William Henry Harrison
\March 4, 1841_April 4, 1841
10.John Tyler
:April 4, 1841_March 4, 1845
11.James Knox Polk
:March 4, 1845_March 4, 1849
12.Zachary Taylor
:March 4, 1849_July 9, 1850
13.Millard Fillmore
14.Franklin Pierce
:March 4, 1853_March 4, 1857
15.James Buchanan
:March 4, 1857_March 4, 1861
16.Abraham Lincoln
{by_George_Peter_Alexander_Healy}:March 4, 1861_April 15, 1865
17.Andrew Johnson
:April 15, 1865_March 4, 1869 
18.Ulysses S. Grant
:March 4, 1869_March 4, 1877
19.Rutherford B. Hayes
:March 4, 1877_March 4, 1881
20.James A. Garfield
:March 4, 1881_September 19, 1881 
21.Chester A. Arthur
:September 19, 1881_March 4, 1885
22.Grover Cleveland
:March 4, 1885_March 4, 1889
23.Benjamin Harrison
:March 4, 1889 March 4, 1893
24.Grover Cleveland
:March 4, 1893_March 4, 1897
25.William McKinley
:March 4, 1897_September 14, 1901
26.Theodore Roosevelt
[Sargent]September 14, 1901_March 4, 1909
27.William Howard Taft
:March 4, 1909_March 4, 1913
28.Woodrow Wilson
:March 4, 1913_March 4, 1921
29.Warren G. Harding
:March 4, 1921_August 2, 1923
30.Calvin Coolidge
:August 2, 1923_March 4, 1929
31.Herbert Clark Hoover
:March 4, 1929_March 4, 1933
32.Franklin D. Roosevelt
:March 4, 1933 (1933-03-04)_April 12, 1945 (1945-04-12)
33.Harry S. Truman
:April 12, 1945_January 20, 1953
'Atomic bombings of Hiroshima and Nagasaki.'
34.Dwight D. Eisenhower
:January 20, 1953_January 20, 1961
35.John_F_Kennedy
_Official_Portrait_January 20, 1961_November 22, 1963
36.Lyndon_B._Johnson
:November 22, 1963_January 20, 1969
37.Richard Nixon
:January 20, 1969_August 9, 1974
38.Gerald Ford
:August 9, 1974_January 20, 1977
39.James E. Carter
:January 20, 1977_January 20, 1981
40.Ronald Reagan
:January 20, 1981_January 20, 1989
41.George H. W. Bush
_portrait_by_Herbert_Abrams_(1994)
:January 20, 1989_January 20, 1993
42.Bill Clinton
January 20, 1993_January 20, 2001
43.George W. Bush
_Official_painting_George W. Bush
January 20, 2001_January 20, 2009
44.Barack_Obama
_Official_portrait_
January 20, 2009_Incumbent...
_Shrikant Tiwari
