Who had shortest time being president?

Answer 1

Shortest Term held by a US PresidentThe Shortest Term held by a US President was the 9th President of the United States William Henry Harrison. President Harrison was in office from March 4, 1841 to April 4, 1841, and died on his thirty-second day in office. The oldest President to be elected until Ronald Reagan in 1980, Harrison died from complications from a cold, and was the first President to die while in office.

Answer 2

William Henry Harrison died only a month after he came into office.