Patriarch Cyril of Constantinople

Patriarch Cyril of Constantinople may refer to:


 * Cyril Lucaris (Patriarch Cyril I Lucaris, 1572–1638), patriarch for six terms between 1612 and 1638
 * Patriarch Cyril III of Constantinople, patriarch in 1652 and 1654
 * Patriarch Cyril V of Constantinople, patriarch in 1748–1757
 * Patriarch Cyril VII of Constantinople, patriarch in 1855–1860