This is a list of the top-level leaders for religious groups with at least 50,000 adherents, and that led anytime from January 1, 1201, to December 31, 1300. It should likewise only name leaders listed on other articles and lists.
Karma Pakshi, Karmapa of the Karma Kagyu (1204–1283)
Kunga Gyeltsen, Sakya Master of Tibet (1216–1251)
Roman Catholic Church (complete list) -
Innocent III, Pope (1198–1216)
Honorius III, Pope (1216–1227)
Gregory IX, Pope (1227–1241)
Celestine IV, Pope (1241)
Innocent IV, Pope (1243–1254)
Alexander IV, Pope (1254–1261)
Urban IV, Pope (1261–1264)
Clement IV, Pope (1265–1268)
Gregory X, Pope (1271–1274)
Innocent V, Pope (1276)
Adrian V, Pope (1276)
John XXI, Pope (1276–1277)
Nicholas III, Pope (1277–1280)
Martin IV, Pope (1281–1285)
Honorius IV, Pope (1285–1287)
Nicholas IV, Pope (1288–1292)
Celestine V, Pope (1294)
Boniface VIII, Pope (1294–1303)
Church of Constantinople – (complete list), the first among equals in Eastern Orthodoxy
John X Kamateros, Ecumenical Patriarch of Constantinople (1198–1206)
Michael IV Autoreianos, Ecumenical Patriarch of Constantinople (1207–1213)
Theodore II Eirenikos, Ecumenical Patriarch of Constantinople (1213–1215)
Maximos II, Ecumenical Patriarch of Constantinople (1215)
Manuel I Charitopoulos, Ecumenical Patriarch of Constantinople (1216–1222)
Germanus II, Ecumenical Patriarch of Constantinople (1223–1240)
Methodius II, Ecumenical Patriarch of Constantinople (1240)
Manuel II, Ecumenical Patriarch of Constantinople (1244–1255)
Arsenius Autoreianus, Ecumenical Patriarch of Constantinople (1255–1259, 1261–1267)
Nicephorus II, Ecumenical Patriarch of Constantinople (1260–1261)
Germanus III, Ecumenical Patriarch of Constantinople (1267)
Joseph I Galesiotes, Ecumenical Patriarch of Constantinople (1267–1275)
John XI Bekkos, Ecumenical Patriarch of Constantinople (1275–1282)
Gregory II Cyprius, Ecumenical Patriarch of Constantinople (1283–1289)
Athanasius I, Ecumenical Patriarch of Constantinople (1289–1293, 1303–1310)
John XII, Ecumenical Patriarch of Constantinople (1294–1303)
Church of Alexandria –
Nicholas I, Greek Patriarch of Alexandria (1210–1243)
Church of Antioch –
Dorotheus I, Orthodox Patriarch of Antioch (1219–1245)
Church of Jerusalem –
Euthemius II, Orthodox Patriarch of Jerusalem (?-?)
Georgian Orthodox Church –
Epiphane, Catholicos-Patriarch of All Georgia (1210–1220)
Ekvtime II, Catholicos-Patriarch of All Georgia (1220–1222)
Coptic Orthodox Church, (complete list) -
Cyril III, Pope and Patriarch (1235–1243)
Athanasius III, Pope and Patriarch (1250–1261)
John VII, Pope and Patriarch (1262–1268, 1271–1293)
Gabriel III, Pope and Patriarch (1268–1271)
Theodosius II, Pope and Patriarch (1293–1300)
Syriac Orthodox Church, (complete list) -
John XI, Syriac Orthodox Patriarch of Antioch (1208–1220)
Ignatius III David, Syriac Orthodox Patriarch of Antioch (1222-1252)
Church of the East, (complete list) -
Mar Yab-Alaha II Bar Qaiyuma, Patriarch (1190–1222)
Abbasid Caliphate, Baghdad, (complete list) -
Jalal ad-Din Hasan, leader of the Hashshashin in Alamut (1210–1221)
Almohad Caliphate, Tinmel, (complete list) -
Abu Ya'qub Yusuf II, Almohad caliph (1213–1224)
List of 13th-century religious leaders Wikipedia (Text) CC BY-SA