* James I, Count of Urgell ( 1321 – 1347 ), also inherited Entença and Antillon.

* 1327 – 1347: Ludwig Schenk von Reindorf ( or Neuendorf )

* 1347 – 1365: Dietrich II Kothe

Saint Catherine of Siena, T. O. S. D, ( 25 March 1347 in Siena – 29 April 1380 in Rome ) was a tertiary of the Dominican Order, and a Scholastic philosopher and theologian.

The earliest known manual written about dominoes is the Manual of the Xuanhe Period ( 1119 – 1125 ) written by Qu You ( 1347 – 1433 ).

The Church considers the first seven Ecumenical Councils ( held between the 4th and the 8th century ) to be the most important ; however, there have been more, specifically the Synods of Constantinople, 879 – 880, 1341, 1347, 1351, 1583, 1819, and 1872, the Synod of Iaşi ( Jassy ), 1642, and the Pan-Orthodox Synod of Jerusalem, 1672, all of which helped to define the Orthodox position.

* 1347 – Dorothea of Montau, Catholic saint ( d. 1394 )

) The Encyclopedia of Language and Linguistics, Oxford: Pergamon Press, pp. 1347 – 1353.

* 1347 – Margaret of Durazzo ( d. 1412 )

* 1347 – Catherine of Siena, Italian saint ( d. 1380 ).

* 1341 – The Byzantine civil war of 1341 – 1347 formally begins with the proclamation of John VI Kantakouzenos as Byzantine Emperor at Didymoteicho.

However, as the Byzantine civil war of 1341 – 1347 dissipated the last resources of the Byzantine Empire, the auxiliary armies of the Emirs of Turkish principalities were frequently called over and employed in Europe.

( 1347 – 1351 ).

* William of Ockham, English Franciscan friar and philosopher ( c. 1285 – 1347 )

* April 29 – Saint Catherine of Siena, Italian theologian ( b. 1347 )

* September-October: The Byzantine civil war of 1341 – 1347 between John VI Kantakouzenos and the regency for the infant John V Palaiologos breaks out.

* 1282 – Louis IV, Holy Roman Emperor ( d. 1347 )

Walter of Chatton was a contemporary of William of Ockham ( 1287 – 1347 ) who took exception to Occam's razor and Ockham's use of it.

Louis was Duke of Bavaria as Louis VI ( 1347 – 1365 ) and Margrave of Brandenburg ( 1351 – 1365 ) as Louis II.

John VI Kantakouzenos or Cantacuzenus (, Iōannēs VI Kantakouzēnos ) ( c. 1292 – 15 June 1383 ) was the Byzantine emperor from 1347 to 1354.

* John VI Kantakouzenos ( 1292 – 1383 ), Byzantine Emperor from 1347 to 1354

The last hyperpyra, and thus the last Byzantine gold coins, were struck by Emperor John VI Kantakouzenos ( r. 1347 – 1352 ).

In 1341 – 1347 the Byzantine Empire was plunged into a protracted civil war between the regency for Emperor John V Palaiologos under Anna of Savoy and his intended guardian John VI Kantakouzenos.

* Byzantine civil war of 1341 – 1347

He had appointed Cola to a civil position at Rome, and, although at first approving the establishment of the tribunate, he later sent a legate who excommunicated him and, with the help of the aristocratic faction, drove him from the city in December 1347.

Victorious in 1347, John Kantakouzenos ruled as co-emperor until John V's attack on his son Matthew in 1352 led to a second civil war. In this second civil war John V asked the ruler of Serbia, Stephan Dushan for help and Dushan obliged by sending 4, 000 Serbian horsemen to his aid.

In 1347, however, after a vicious civil war, their protector, John Cantacuzenus, entered Constantinople and forced his opponents to crown him co-emperor.

The navy was very active during the civil war of 1341 – 1347, in which its commander, the megas doux Alexios Apokaukos, played a prominent role.

Following the civil war, Emperor John VI Kantakouzenos ( 1347 – 1354 ) tried to restore the navy and merchant fleet, as a means of both reducing the Empire's dependency on the Genoese colony of Galata, and of securing the control of the Dardanelles against passage by the Turks.

The Late Middle Ages were marked by difficulties and calamities, such as famine, plague, and war, which much diminished the population of western Europe ; in the four years from 1347 through 1350, the Black Death killed approximately a third of the European population.

Civil war in Germany was prevented, however, when Louis IV died on 11 October 1347, after suffering a stroke during a bear hunt.

war: 1347

* Civil war of 1341 – 1347

war: Kaarangay: 1347

war: Kaarangay: Mga namatay han 1347

war: Kaarangay: Mga natawo han 1347

A series of six patriarchal councils was held in Constantinople on 10 June 1341, August 1341, 4 November 1344, 1 February 1347, 8 February 1347, and 28 May 1351 to consider the issues.

A series of six patriarchal councils was held in Constantinople on 10 June 1341, August 1341, 4 November 1344, 1 February 1347, 8 February 1347, and 28 May 1351 to consider the issues.

Northburgh's uncle's influence enabled him to be appointed Archdeacon of Chester in 1341 ( until forced to resign in 1342 ) and Archdeacon of Suffolk in 1347 ( until 1353 ) before he had been ordained into higher orders.

The early 14th century saw the foundation of Stolp ( by Waldemar of Brandenburg, 1310 ), Neustettin ( by Wartislaw IV, 1310 ), Rügenwalde ( again 1312, the 1270s precursor had not done well ), Rugendal ( Principality of Rügen, before 1313, decayed ), Schlawe ( by the Swenzones, 1317 ), Garz ( by the princes of Rügen, 1320s ), Jacobshagen ( by three brothers von Stegelitz, 1336 ), Freienwalde ( by von Wedel, before 1338 ), Zanow ( by the Swenzones, 1343 ), Lauenburg ( by the Teutonic Knights, 1341 ), Bütow ( by the Teutonic Knights, 1346 ), and Fiddichow ( by Barnim III, 1347 ).

A series of six patriarchal councils was held in Constantinople on 10 June 1341, August 1341, 4 November 1344, 1 February 1347, 8 February 1347, and 28 May 1351 to consider the issues.