* 1377 – Russian troops are defeated in the Battle on Pyana River because of drunkenness.

* 1377 – Emperor Go-Komatsu of Japan ( d. 1433 )

* Casimir IV, Duke of Pomerania ( 1351 – 1377 )

* 1377 – Jianwen, Emperor of China ( d. 1402 )

* 1377 – King Magnus II of Sweden ( b. 1316 )

* 1433 – Emperor Go-Komatsu of Japan ( b. 1377 )

* 1377 – King Ladislaus of Naples ( d. 1414 )

* 1377 – More than 2, 000 people of the Italian city of Cesena are slaughtered by Papal Troops ( Cesena Bloodbath ).

Edward III reigned 1327 – 1377, restored royal authority and went on to transform the Kingdom of England into the most efficient military power in Europe.

* 1377 – Pope Gregory XI moves the Papacy back to Rome from Avignon.

* 1377 – Coronation of Richard II of England.

A group of gentry active during the reign of Richard II ( 1377 – 99 ) were known as " Lollard Knights " either during or after their lives due to their acceptance of Wycliffe's claims.

During the period when the papacy resided in Avignon, France ( 1309 – 1377 ), the feudal lords ' power increased due to the absence of the Pope from Rome.

* 1377 – Pope Gregory XI issues five papal bulls to denounce the doctrines of English theologian John Wycliffe.

* 1312 – King Edward III of England ( d. 1377 )

* 1377 – Albert IV, Duke of Austria ( d. 1404 )

; King ’ s Hostel ( 1377 – 1416, various architects ): Located to the north of Great Court, behind the Clock Tower, this is ( along with the King ’ s Gate ), the sole remaining building from King ’ s Hall.

* Frederick IX ( 1333 – 1377 )

* Frederick XI ( 1377 – 1401 )

* Filippo Brunelleschi ( 1377 – 1446 ), invents one-point perspective, leads innovation in Italian architecture.

* Ibn Battuta, Berber Muslim traveler ( 1304 – 1368 / 1377 )

* Guillaume de Machaut, French composer and poet ( c. 1300 – 1377 ).

* Casimir III of Poland ( 1312 – 1377 ) expansionist and financial reformer.

* Edward III ( 1327 – 1377 ) King of England.

* March 12 – Shah Rukh, ruler of Persia and Transoxonia ( b. 1377 )

* 1377: In the Bahmanids empire, death of Muhammad Shah, succeeded by his son Mujahid.

Shāhru < u > kh </ u > Mīrzā ( Šāhrukh Mīrzā ) ( August 30, 1377 – March 12, 1447 ) was the Timurid ruler of the eastern portion of the empire established by the Central Asian warlord Timur ( Tamerlane )-the founder of the Timurid dynasty-governing most of Persia and Transoxiana between 1405 and 1447.

** Algirdas, ruler of Lithuania ( d. 1377 )

Vladislav I ( ) of the Basarab dynasty, also known as Vlaicu-Vodă, was a ruler of the principality of Wallachia ( a part of modern-day Romania ) ( 1364 – c. 1377 ).

Radu I was a ruler of the principality of Wallachia, ( c. 1377 – c. 1383 ).

* September 1 – Frederick III the Simple, King of Sicily ( d. 1377 )

** Richardis of Schwerin, queen consort of Sweden ( d. 1377 )

* November 13 – King Edward III of England ( d. 1377 )

* Michael Palaiologos ( d. 1376 / 1377 ).

Courtenay was a younger son of Hugh de Courtenay, 10th Earl of Devon ( d. 1377 ), and through his mother Margaret, daughter of Humphrey de Bohun, 4th Earl of Hereford, was a great-grandson of Edward I.

Arms of first Courtenay Earls of Devon: Or, three Roundel | torteaux a Label ( heraldry ) | label azure, as depicted ( without tinctures ) impaling Bohun on the monumental brass in Exeter Cathedral, Devon, of Peter Courtenay ( d. 1405 ) | Sir Peter Courtenay ( d. 1405 ), 5th son of Hugh Courtenay, 2nd Earl of Devon ( d. 1377 )

The de Gloucester manors of Alveston and " Urcott " ( Earthcott Green ) together with Langley Hundred were settled during the reign of King Edward III ( 1327 – 1377 ) onto the heir of Peter Corbet ( d. 1363 ) of Hope, Salop., and later of Siston.

* The Baroque church of St. John the Baptist, housing a Madonna of the Graces ( 1377 ) by Barnaba da Modena and a Madonna with Saints ( 1508 ) by Macrino d ' Alba.

In 1350, the fief was resold to John II of Wassenaar ( d. 1377 ).

Building commenced, after 1390, by Sir Philip Courtenay ( d. 1406 ), the 5th or 6th son of Hugh Courtenay, 2nd Earl of Devon ( d. 1377 ).

The supporters are two of the Bohun swans, which bird was used by that family, from which came the wife of Hugh Courtenay, 2nd Earl of Devon ( d. 1377 ), heiress of Powderham, as a heraldic badge.

The manor of Powderham became a subsidiary manor of the Bohun family, Earls of Hereford, which was given by Humphrey de Bohun, 4th Earl of Hereford ( 1298 – 1322 ) as the marriage portion of his daughter Margaret de Bohun ( d. 1391 ) on her marriage to Hugh Courtenay, 2nd Earl of Devon ( 1303 – 1377 ), feudal baron of Okehampton.

These were also the arms of Hugh Courtenay, 2nd Earl of Devon ( d. 1377 ), and can be seen impaling Bohun on the monumental brass of one of his younger sons Peter Courtenay ( d. 1405 ) | Sir Peter Courtenay ( d. 1405 ) in Exeter Cathedral