1. 16th President Abraham Lincoln after the 1860 election:
Bettmann / Bettmann Archive
The last photograph ever taken of Lincoln in April 1865:
Ann Ronan Pictures/Print Collector / Getty Images
Here's a side-by-side comparison:
Abraham Lincoln, wearing a suit with a bow tie, looking to the side in a formal portrait
Black and white portrait of Abraham Lincoln with a solemn expression, wearing a bow tie and suit
Bettmann / Bettmann Archive, Print Collector / Print Collector/Getty Images
2. 32nd President, Franklin D. Roosevelt, at the beginning of his Presidency in 1933:
*Note: FDR served four terms, but I won't bore you with pictures of four different inaugurations. Instead, I chose to show images of the beginning of his presidency, the mid-point, and the year before he passed away.
Keystone Features/Hulton Archive / Getty Images FDR at the midpoint of his Presidency in 1939:
Universal History Archive/Universal Images Group via Getty Images
FDR near the end of his presidency, in 1944:
Bettmann / Bettmann Archive
Here's a side-by-side comparison:
Franklin D. Roosevelt, dressed in a patterned robe and tie, is seated at a table playing solitaire with a deck of cards
Franklin D. Roosevelt smiling at his desk with a vintage microphone and open documents in front of him
Keystone Features / Getty Images, Bettmann / Bettmann Archive
3. 33rd President Harry S. Truman in July 1945:
Keystone-France/Gamma-Keystone via Getty Images
Truman after his re-election in November 1948:
Underwood Archives / Getty Images
Truman near the end of his presidency in 1952:
Bettman via Getty Images
Here's a side-by-side comparison:
Harry S. Truman, dressed in a suit and bow tie, is sitting at his desk, pointing to a book
Harry S. Truman, seated and smiling behind a microphone, wearing a light-colored suit, circa mid-20th century, with a few people standing in the background
Keystone-france / Gamma-Keystone via Getty Images, Bettmann / Bettmann Archive
4. 34th President Dwight D. Eisenhower in 1953:
Keystone-France/Gamma-Keystone via Getty Images
Eisenhower after his 1957 re-election:
Keystone-France/Gamma-Keystone via Getty Images
Eisenhower near the end of his presidency in 1960:
Universal Archive/Universal Images Group via Getty Images
Here's a side-by-side comparison:
Dwight D. Eisenhower, wearing a suit and tie, poses with arms crossed in front of a wooden background
Dwight D. Eisenhower and Richard Nixon smiling and shaking hands in a formal setting with curtains in the background
Keystone-france / Gamma-Keystone via Getty Images, Universal History Archive / Universal Archive/Universal Images Group via Getty Images
5. 35th President John F. Kennedy on Election Day 1960:
Bettman via Getty Images
JFK in June 1963, only five months before his assassination:
Gutberlet/picture alliance via Getty Images
Here's a side-by-side comparison:
John F. Kennedy stands smiling in front of patriotic bunting and holds a document. Two individuals are partially visible in the background
A man wearing a dark suit and white shirt speaks passionately into multiple microphones in an outdoor setting
Bettmann / Bettmann Archive, Picture Alliance / picture alliance via Getty Images
36th President Lyndon B. Johnson in 1964:
Bettmann / Bettmann Archive
LBJ near the end of his presidency in July 1968:
Bettman via Getty Images
Here's a side-by-side comparison:
Lyndon B. Johnson, wearing a dark suit and tie, sits at a desk with patterned curtains in the background
Lyndon B. Johnson stands at a podium, speaking into microphones, wearing a suit and tie with a pin on his jacket
Bettmann / Bettmann Archive
6. 37th President Richard Nixon in September 1969:
Bettmann / Getty Images
Nixon in July 1972, four months before his re-election:
© CORBIS/Corbis via Getty Images
Nixon in April 1974, four months before his resignation:
Bettman via Getty Images
Here's a side-by-side comparison:
Richard Nixon in a formal portrait, wearing a dark suit jacket, dress shirt, and tie against a neutral background
Richard Nixon sitting at a desk with papers in hand and a stack of binders beside him
Bettmann / Bettmann Archive
7. 38th President Gerald Ford in 1974:
Photo12/Universal Images Group via Getty Images
Ford shortly before the 1976 election:
Bettman via Getty Images
Here's a side-by-side comparison:
Gerald Ford, in a suit with crossed arms, stands in front of U.S. flags
Gerald Ford, dressed in a suit and tie, seated at a desk in an official setting with an American flag in the background
Photo 12 / Universal Images Group via Getty Images, Bettmann / Bettmann Archive
8. 39th President Jimmy Carter in February 1977:
Bettman via Getty Images
Carter in March 1980:
Chuck Fishman / Getty Images
Here's a side-by-side comparison:
Jimmy Carter, wearing a suit and tie, smiles while posing in front of a bookshelf and an American flag
Jimmy Carter speaks at a podium with microphones in front of him. U.S. flag is partially visible in the background
Bettmann / Bettmann Archive
9. 40th President Ronald Reagan in January 1981:
Harry Langdon / Getty Images
Reagan's 1985 portrait:
Hulton Archive / Getty Images
Reagan, giving his farewell speech in January 1989:
Diana Walker / Getty Images
Here's a side-by-side comparison:
Ronald Reagan, wearing a suit and red tie, smiles while posing with his hands resting on a surface in front of an American flag
Ronald Reagan sitting at a desk, holding papers, in an office setting. He is wearing a suit and tie
Harry Langdon / Getty Images, Diana Walker / Getty Images
10. 41st President George H.W. Bush in January 1989:
Cynthia Johnson / Getty Images
Bush near the end of his presidency in 1992:
Diana Walker / Getty Images
Here's a side-by-side comparison:
An elderly man in a suit with a relaxed expression, seated in a patterned chair
George H. W. Bush, wearing glasses, a dark suit, and a striped tie, smiles at an event in front of a microphone
Cynthia Johnson / Getty Images, Diana Walker / Getty Images
11. 42nd President Bill Clinton being sworn in at his first inauguration in January 1993:
Cynthia Johnson / Getty Images
Clinton at his second inauguration in January 1997:
LUKE FRAZZA/AFP via Getty Images
Clinton near the end of his second term in December 2000:
Mario Tama / AFP via Getty Images
Here's a side-by-side comparison:
Bill Clinton taking the oath of office beside Hillary Clinton and Chelsea Clinton during his presidential inauguration ceremony
Bill Clinton gives a speech at a podium, gesturing with his hand. A chart behind him shows U.S. debt trends from 1984 to 2009, with text
Cynthia Johnson / Getty Images, Mario Tama / AFP via Getty Images
12. An official White House portrait of 43rd President George W. Bush in February 2001:
White House / Newsmakers
Bush after his re-election in February 2005:
G. Fabiano-Pool / Getty Images
Bush delivering a farewell speech at the end of his second term in January 2009:
JEWEL SAMAD/AFP via Getty Images
Here's a side-by-side comparison:
George W. Bush, wearing a suit, red tie, and white shirt, smiles in front of an American flag backdrop
George W. Bush speaks in front of a blurred background that includes the American flag. He wears a dark suit, white shirt, and blue tie
Getty Images, Jewel Samad / AFP via Getty Images
13. 44th President Barack Obama at the final Presidential debate in October 2008:
Emmanuel Dunand / AFP via Getty Images
Obama in 2012, the year his first term ended:
Nurphoto / NurPhoto via Getty Images
Obama near the end of his second term in 2016:
Saul Loeb / AFP via Getty Images
Here's a side-by-side comparison:
Barack Obama, in a suit and striped tie, is smiling and seated at a desk, with a blurred background suggesting a formal setting
Barack Obama speaks at a podium, gesturing with his right hand. An American flag is in the background
Emmanuel Dunand / AFP via Getty Images, Saul Loeb / AFP via Getty Images
14. 45th President Donald Trump at his inauguration in 2017:
MANDEL NGAN/AFP via Getty Images
Trump at the final presidential debate in 2020:
Justin Sullivan / Getty Images
Here's a side-by-side comparison:
Donald Trump speaks at a podium with a presidential seal during an outdoor event. He's wearing a suit with a red tie
Donald Trump speaks during a debate, wearing a suit and red tie, with hands raised and a serious expression. Blue background with indistinct text
Mandel Ngan / AFP via Getty Images, Justin Sullivan / Getty Images
15. Current President Joe Biden during the swearing-in of his new administration on January 20, 2021:
Chip Somodevilla / Getty Images
Biden in June 2024:
Kevin D. Liles for The Washington Post via Getty Images
Here's a side-by-side comparison:
Joe Biden stands at a podium with the Seal of the President of the United States, speaking into microphones
Joe Biden stands at a podium during a CNN event, wearing a suit and tie. The background displays the CNN logo and graphics
Chip Somodevilla / Getty Images, The Washington Post / The Washington Post via Getty Images
Which president do you think changed the most? Let us know in the comments!