Maximus of Constantinople may refer to:
Archbishop Maximus I of Constantinople, Archbishop of Constantinople in 380 Patriarch Maximus II of Constantinople (died 1216), Ecumenical Patriarch of Constantinople in 1216 Patriarch Maximus III of Constantinople, Ecumenical Patriarch of Constantinople in 1476–1481 Patriarch Maximus IV of Constantinople, Ecumenical Patriarch of Constantinople in 1491–1497 Patriarch Maximus V of Constantinople (1897–1972), Ecumenical Patriarch of Constantinople in 1946–1948 Maximus the Confessor (c. 580–662), Byzantine official, monk and theologian