List of presidents of the Philippines by time in office

This is a list of current and former presidents of the Philippines by time in office that consists of the 17 presidents in the history of the Philippines.

The basis of the list is counted by the number of calendar days.

Updated daily according to UTC.

Ferdinand Marcos is the longest-serving president, having been in office for 20 years, 57 days (7,362 days). Due to Martial Law and subsequent political maneuvers, Marcos stayed in power until he was ousted in 1986. His extended rule as dictator lasted from 1972-1986, adding approx. 13 years to his tenure beyond what would have been a regular second term.