Patriarch Constantine of Constantinople may refer to:
Constantine I of Constantinople, Ecumenical Patriarch in 675–677 Constantine II of Constantinople, Ecumenical Patriarch in 754–766 Constantine III of Constantinople, Ecumenical Patriarch in 1059–1063 Constantine IV of Constantinople, Ecumenical Patriarch in 1154–1156 Constantine V of Constantinople, Ecumenical Patriarch in 1897–1901 Constantine VI of Constantinople, Ecumenical Patriarch in 1924–1925