Eight presidents have died in office. Obama is our 44th president. 8/44 = 18 percent.
Seven of the Eight U.S. presidents who have died in office were elected or reelected in precisely 20- year intervals. Name them in Chronological order.
Eight
The presidents either died or resigned, and their vice presidents took office, or the vice presidents were elected on their own.
Both of James Madison's Vice Presidents, George Clinton and Elbridge Gerry, died in office.
As of 2014, there have been four US Presidents that have died in office of natural causes. The presidents include William Henry Harrison, Zachary Taylor, Warren G. Harding, and Franklin D. Roosevelt.
Both were vice-presidents who became president when the elected president died in office.
Harrison of pneumonia, Taylor of cholera, Harding of Pneuumonia and FDR of a cerebral hemorrhage.
McKinley, Harding, Roosevelt (FDR), and Kennedy died in office during the 20th century.
Four died in April. Wm Harrison , Lincoln and FDR died in April while in office. Nixon died after he had left office.
8 us presidents
George Clinton and Elbridge Jerry (both died in office)