Is behavior motivated by incentives or internal forces?
The age gap between President Zachary Taylor and his wife Margaret Taylor was three years and 301 days. Other US presidents with three-year age gaps with their wives include Ulysses S. Grant, William H. Taft, and Woodrow Wilson.
President Jimmy Carter and his wife Rosalynn Carter were married from 1946 until her death in 2023. The presidential couple had an age gap of two years and 321 days.
Bill and Hilary Clinton tied the knot in 1975. They have an age gap of one year and 68 days. Other US presidents with one-year age gaps include Andrew Johnson, Franklin Pierce, and Millard Fillmore.
The third president of the United States and his wife, Martha Jefferson, had an age gap of five years and 190 days.
President Gerald R. Ford married Betty Ford in 1948. She was four years and 268 days younger than her husband.
President Calvin Coolidge and First Lady Grace Coolidge had an age difference of six years and 183 days.
President Chester A. Arthur and Ellen Lewis Arthur got married in 1859. Sadly, she passed away just before her husband became president. They had an age gap of seven years and 329 days.
The 34th president of the United States and his wife Mamie Eisenhower were married from 1916 until Dwight D. Eisenhower's death in 1969. Their age gap was six years and 31 days.
John Quincy Adams and Louisa Adams tied the knot in 1797. The couple had an age gap of seven years and 216 days.
The second president of the United States married Abigail Smith in 1764. The couple had an age gap of nine years and 23 days between them.
Ronald and Nancy Reagan got married in 1952. This was Ronald Reagan's second marriage. The age gap between the two was 10 years and 150 days.
President Abraham Lincoln and his wife Mary Todd had an age gap of nine years and 304 days.
The Founding Father and fifth American president married Elizabeth Monroe in 1786. She was 10 years and 63 days his junior.
Joe Biden, and his second wife, Jill Biden, have been married since 1977. The presidential couple are eight years and 195 days apart in age.
President Rutherford B. Hayes and Lucy Ware Hayes tied the knot in 1852. The First Lady was 8 years and 328 days younger than her husband.
The 13th US president married his second wife, Caroline Fillmore, in 1858. The age gap between this presidential couple was 13 years and 287 days.
President Woodrow Wilson's second wife and First Lady, Edith Wilson, was 15 years and 291 days younger than him.
The fourth president of the United States married Dolley Payne in 1794. The First Lady was 17 years and 65 days younger than her husband.
JFK and his wife Jacqueline tied the knot in 1953. Jackie was 12 years and 60 days younger than her husband.
Donald Trump tied the knot for the third time in 2005. The age gap between Trump and his third wife Melania Trump is 23 years and 316 days.
President Benjamin Harrison married his second wife Mary Lord Dimmick in 1896. She was 24 years and 253 days younger than him.
Grover Cleveland served as both the 22nd and 24th president of the United States. He tied the knot with Frances Cleveland in 1886. The age gap between the couple was 27 years and 125 days.
John Tyler's second wife, Julia Gardiner Tyler, was 30 years and 36 days younger than him.
Sources: (POTUS)
See also: 15 US vice presidents who became presidents themselves
The 11th American president and his wife Sarah Childress Polk had an age gap of seven years and 307 days.
Barack and Michelle Obama have been married since 1992. The couple has an age gap of two years and 166 days. Other presidential couples with two-year age gaps include Theodore Roosevelt, Franklin D. Roosevelt, and William Henry Harrison.
While the vast majority of US presidents are older than their wives, this is not the case for a number of them. Warren G. Harding for example, was five years and 79 days younger than his wife, Florence Harding.
There are quite a few American presidents with age gaps under the one-year mark. These include George H. W. Bush and Barbara Bush, with an age gap of 361 days. Other presidential couples with age gaps under 365 days include Harry S. Truman, John Tyler, James A. Garfield, George W. Bush, Benjamin Harrison, Richard M. Nixon, George Washington, Herbert Hoover, and Joe Biden.
The presidential couple with the smallest age gap is Andrew Jackson and Rachel Jackson. President Jackson was just 92 days older than his wife. This is closely followed by President Martin Van Buren and Hannah Van Buren with an age gap of 93 days.
From days to decades, age gaps between couples are pretty common. Of all the 45 men who served as President of the United States, there have been a few with considerably large age gaps between them and their wives, but the opposite is also true. While in the vast majority of cases, the president is older than the first lady, this is not always the case.
Curious to find out which couple had just a few days difference, and which have a few decades between them? Click on.
Surprising age gaps between famous presidential couples
The age differences between the nation's presidents and first ladies
LIFESTYLE Age difference
From days to decades, age gaps between couples are pretty common. Of all the 45 men who served as President of the United States, there have been a few with considerably large age gaps between them and their wives, but the opposite is also true. While in the vast majority of cases, the president is older than the first lady, this is not always the case.
Curious to find out which couple had just a few days difference, and which have a few decades between them? Click on.