John De Mowbray
John was born on November 29th, 1310 in Hovingham, Yorkshire, England.¹   He died at the age of 50 on October 4th, 1361 in Bedford, Bedford, England.¹ 

 Joan Plantagenet
Joan was born about 1310 in , Norfolk, England.¹   She died on July 7th, 1349.¹ 

 John De Mowbray
John was born on June 25th, 1340 in Epworth, Isle Of Axholme, Lincolnshire, England.¹   He died at the age of 28 in 1368 in Constantinople, Constantinople, Turkey.¹