(John F. Kennedy)
John Kennedy was the youngest to win a presidential election.
John F. Kennedy was indeed our youngest elected president. Teddy Roosevelt was our youngest president because he became president when McKinley was assassinated.
Theodore Roosevelt
No, John F. Kennedy was the youngest person to be elected to the office of President of the United States at the age of 43 years, 236 days. The youngest person to assume the office of President of the United States was Theodore Roosevelt, who, as Vice President, at the age of 42, became President after the assassination of President William McKinley. President Barack Obama is the youngest living President and the fifth-youngest person inaugurated as President, at 47 years and 169 days old.
William Jennings Bryan was 36 years and 229 days old on Election Day, 1896.
John F. Kennedy was the youngest person to be elected as the President of the United States. He was 43 years old when he took office in 1961.
He was the youngest person to be elected president (though not the youngest person to serve as president - Theodore Roosevelt was only 42 when he ascended to the presidency after William McKinley's assassination), as well as the first Roman Catholic to be elected president.
He is the youngest person ever to win a U.S. Presidential Election.
President-elect
Theodore Roosevelt was sworn into office when he was 42 years old in 1901. This made him the youngest person to ever become the President of the US.
a war
Kennedy was the youngest person to be elected president. He was also the youngest president to die when he was killed.