who was the first youngest president?
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Age of presidents Johnson was at the time of his first inauguration. The youngest person to assume the presidency was Theodore Roosevelt, who, at the age of 42 years, 322 days, succeeded to the office after the assassination of William McKinley.
1065255
The youngest person to become Prime Minister was Rajiv Gandhi, who became Prime Minister at the age of 40 years, 72 days. The oldest living Prime Minister is Manmohan Singh, born 26 September 1932 (aged 87 years, 294 days).
36575
George Washington (1732-99) was commander in chief of the Continental Army during the American Revolutionary War (1775-83) and served two terms as the first U.S. president, from 1789 to 1797.
482169
George Washington did not have a middle name. Of the first 20 United States presidents, only 5 had middle names.
1103194
First (and only) Speaker to serve as President: James K. Polk of Tennessee.
623503
['1841: William Henry Harrison.', '1850: Zachary Taylor.', '1865: Abraham Lincoln.', '1881: James A. Garfield.', '1901: William McKinley.', '1923: Warren G. Harding.', '1945: Franklin D. Roosevelt.', '1963: John F. Kennedy.']
928626
William Henry Harrison, the ninth president of the United States, holds a distinction that with luck will never be equaled: He was our shortest-serving president, dying on April 4, 1841, after just a month in office.
878402
['Jimmy Carter. (1977–1981) BornOctober 1, 1924. (age 95 years, 298 days)', 'Donald Trump. (2017–present) BornJune 14, 1946. (age 74 years, 41 days)', 'George W. Bush. (2001–2009) BornJuly 6, 1946. ... ', 'Bill Clinton. (1993–2001) BornAugust 19, 1946. ... ', 'Barack Obama. (2009–2017) BornAugust 4, 1961.']
15764
5 presidents had never been elected to public office before becoming president: Zachary Taylor, Ulysses S. Grant, Herbert Hoover, Dwight D. Eisenhower, and Donald Trump. Most of these had, however, been appointed to several prominent offices.
1207417
Letitia Christian Tyler, first wife of President John Tyler, served as First Lady of the United States from 1841 until her death at 51. She was the youngest First Lady to pass away and one of only three to have passed away in the White House.
680100
['George Washington (1732-1799) In 1789 Washington became the first president of the United States. ... ', 'Abraham Lincoln (1809-1865) ... ', 'Mark Twain (1835-1910) ... ', 'Henry Ford (1863-1947) ... ', 'Humphrey Bogart (1899-1957) ... ', 'Billie Holiday (1915-1959) ... ', 'Elvis Presley (1935-1977)']
1265926
Unlike the seven men who preceded him in the White House, Martin Van Buren (1782-1862) was the first president to be born a citizen of the United States and not a British subject.
229021
George Washington was unanimously elected for the first of his two terms as president, and John Adams became the first vice president. This was the only U.S. presidential election that spanned two calendar years (1788 and 1789).
631600
John F. Kennedy, assassinated at the age of 46 years, 177 days, was the nation's shortest-lived president; the youngest to have died by natural causes was James K. Polk, who died of cholera at the age of 53 years, 225 days.
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['1 1841: William Henry Harrison.', '2 1850: Zachary Taylor.', '3 1865: Abraham Lincoln.', '4 1881: James A. Garfield.', '5 1901: William McKinley.', '6 1923: Warren G. Harding.', '7 1945: Franklin D. Roosevelt.', '8 1963: John F. Kennedy.']
501831
With the assassination of President William McKinley, Theodore Roosevelt, not quite 43, became the 26th and youngest President in the Nation's history (1901-1909).
36849
James Madison, the shortest President, was 5 ft 4 in (163 cm).