Patriarch Leontius

Patriarch Leontius may refer to:


 * Leontius I of Jerusalem, Patriarch of Jerusalem in 911–928
 * Leontius of Bulgaria, Patriarch of Bulgaria c. 918–c. 927
 * Leontius of Alexandria, Greek Patriarch of Alexandria in 1052–1059
 * Leontius of Constantinople, Ecumenical Patriarch of Constantinople in 1189