John Tyler, when William Henry Harrison died of an illness.
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William Henry Harrison was the first president to died in office and the first vice president was George Clinton.
Whomever he choses.
The first Vice president to become president is John Tyler the 10th president.
The first vacancy in the U. S. vice presidency occurred when Vice President Clinton died in 1812, during the presidency of James Madison.
LBJ
He was vice president of President Harrison, and when Harrison died he became the first vice president ever to take place of a president.
John Tyler
John Tyler was the first vice-president to become president because the elected president died in office. He succeeded William Henry Harrison who died in office in April 4, 1841.
John Tyler who was the vice president. After Harrison died, Tyler became the "accidental president".
John Tyler was the first Vice President to take over the Presidency. He succeeded William Henry Harrison, who died from pneumonia.
John Adams was our first vice president and second president.
John Adams was George Washington's vice president. So he was the first vice president!!!