Pope John XXI
1215 CE–1277 CE · Lisbon
Born Pedro Julião in Lisbon, John XXI was the only Portuguese pope and a rare scholar-pope. Traditionally identified with Petrus Hispanus, author of the widely used logic textbook Summulae Logicales and medical treatises, he had a distinguished academic career before entering the Curia. Elected in 1276, he favored learning and disputation, and is the only pope Dante placed in Paradise. His brief reign ended when the ceiling of a study he had built at the papal palace in Viterbo collapsed upon him; he died of his injuries days later. His numbering reflects a medieval counting error.
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LisbonליסבוןPortugal
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About Lisbon
# Lisbon In the fifteenth and sixteenth centuries, Lisbon stood as the jewel of the Portuguese maritime empire, its harbors crowded with caravels returning from African voyages and Indian spice routes under the House of Aviz. The city perched on a dramatic confluence of river and sea, its steep hills and narrow alleys climbing toward the Moorish castle, while ocean winds carried salt and ambition through streets thick with merchants and translators. The Jewish community of Lisbon was among Europe's most prosperous and learned, numbering several thousand souls despite increasingly restrictive royal policies—rabbinical families possessed both wealth from banking and commerce and an intellectual heritage stretching back through medieval Spanish Jewry. This was a city where Torah learning flourished in an atmosphere of precarious splendor; Jewish philosophers, legal authorities, and biblical commentators gathered in academies while simultaneously facing mounting pressures from a monarchy veering toward forced conversion and Inquisitorial scrutiny. The famous Judariá, or Jewish quarter, pulsed with the energy of a community producing some of the era's most significant halakhic and mystical works, even as Portugal's golden age gradually darkened for its Jews, culminating in expulsion decrees that would scatter this vibrant diaspora to the Ottoman lands and beyond.
In the same place & time
Sages whose lives overlapped with Pope John XXI’s in the same cities, drawn from their recorded journeys.
Across the traditions
In the same tradition
The world in their lifetime
Thinkers, teachers, and rulers whose lives overlapped with Pope John XXI’s — a glimpse of the wider world they lived in. Drawn purely from recorded birth and death years.
Christian world
- Francis of Assisi· 1181 CE–1226 CE
- Pope Clement IV· 1190 CE–1268 CE
- Clare of Assisi· 1194 CE–1253 CE
- Pope Urban IV· 1195 CE–1264 CE
- Pope Alexander IV· 1199 CE–1261 CE
- Pope Martin IV· 1210 CE–1285 CE
- Pope Honorius IV· 1210 CE–1287 CE
- Pope Bl. Gregory X· 1210 CE–1276 CE
- Pope St. Celestine V· 1215 CE–1296 CE
- Bonaventure· 1217 CE–1274 CE
- Thomas Aquinas· 1225 CE–1274 CE
- Pope Bl. Innocent V· 1225 CE–1276 CE
- Pope Nicholas III· 1225 CE–1280 CE
- Pope Nicholas IV· 1227 CE–1292 CE
- Pope Boniface VIII· 1230 CE–1303 CE
- Pope Bl. Benedict XI· 1240 CE–1304 CE
- Pope John XXII· 1244 CE–1334 CE
- Meister Eckhart· 1260 CE–1328 CE
- Pope Clement V· 1264 CE–1314 CE
- Duns Scotus· 1266 CE–1308 CE
- Pope Innocent IV· –1254 CE
- Pope Gregory IX· –1241 CE
- Pope Celestine IV· –1241 CE
- Pope Honorius III· –1227 CE
Islamic world
Jewish world
Buddhist world
Scientists
Hindu world
Luminaries & Explorers world
Rulers world
- Tran Thai Tong· 1218 CE–1277 CE
- Louis IX of France· 1214 CE–1270 CE
- Alexander Nevsky· 1221 CE–1263 CE
- Baybars· 1223 CE–1277 CE
- Hulagu Khan· 1217 CE–1265 CE
- Ghiyas ud-Din Balban· –1287 CE
- Michael VIII Palaiologos· 1223 CE–1282 CE
- Kublai Khan (Emperor Shizu of Yuan)· 1215 CE–1294 CE
- Al-Muazzam Turanshah· 1225 CE–1250 CE
- Qalawun· 1222 CE–1290 CE
- al-Musta'sim· 1213 CE–1258 CE
- Möngke Khan· 1209 CE–1259 CE
- Jalal ud-Din Firuz Khalji· –1296 CE
- Ramkhamhaeng the Great· –1298 CE
Works
No works attributed in the corpus yet.