Patriarch John X

Patriarch John X may refer to:


 * John X bar Mawdyono, Syriac Patriarch of Antioch in 1129–1137
 * John X of Constantinople, Ecumenical Patriarch in 1198–1206
 * Pope John X of Alexandria, Pope of Alexandria & Patriarch of the See of St. Mark in 1363–1369
 * John X, 55th Maronite Patriarch in 1648–1656
 * Patriarch John X of Antioch (ruled since 2012)