1348 Black Death Plague Outbreak
1348 Black Death Plague Outbreak is in 1340-1349 Plague and Crecy.
In 1348 John Savoy (age 10) died of plague during the 1348 Black Death Plague Outbreak.
In 1348 John Barcelona (age 31) died of plague.
In Jun 1348 the 1348 Black Death Plague Outbreak arrived in England. The first of many occurrences. It is estimated to have killed between 25 to 60 percent of the population of around six million. The outbreak lasted through 1349 recurring in 1362, 1369 and regularly thereafter until its last significant outbreak in The Great Plague of 1666.
On 11 Sep 1349 Bonne Luxemburg Queen Consort France (age 34) died of plague in Maubisson, Pontoise. 
On 06 Jun 1349 William Harcourt (age 49) died of plague at Stanton Harcourt, Oxfordshire [Map].
On 20 Sep 1349 Archbishop Simon Islip was elected Archibishop Canterbury. His three predecessors having died in quick succession from the 1348 Black Death Plague Outbreak.
Before 21 Sep 1349 Hugh Fitzhugh Fitzhenry (age 15) died. Possibly by plague given the 1348 Black Death Plague Outbreak occurring at this time.
On 29 Sep 1349 Margaret Wake Countess Kent (age 52) died of plague. Her son John Plantagenet 3rd Earl Kent (age 19) succeeded 4th Baron Wake of Liddell and inherited her dower lands and the estates she had inherited from her brother Thomas Wake 2nd Baron Wake of Liddell.
On 26 Mar 1350 Alfonso "Avenger" XI King Castile (age 38) died of plague. His son Peter "Cruel" I King Castile (age 15) succeeded I King Castile.