蔣經國
Two vice presidents have succeeded to the presidency upon the death of the president. Yen Chia-kan became president in 1975 upon the death of President Chiang Kai-shek and Lee Teng-hui became president in 1988 upon the death of President Chiang Ching-kuo. Yen stepped down as president three years later in favor of Chiang Ching-kuo