Edmund Plantagenet of Langley Duke of York
Edmund Plantagenet of Langley was born on June 5th, 1344 in Kings Langley, Hertfordshire, England.¹   He died at the age of 58 on August 1st, 1402 in Kings Langley, Hertfordshire, England.¹ 

 Isabella de Castile
Isabella was born in Spain.¹   She died on November 23rd, 1393.

 Edward of York Plantagenet
Edward of York was born in 1373.  He died at the age of 42 on October 25th, 1415.

 Constance Plantagenet
Constance was born in 1374 in England.¹   She died at the age of 26 in 1400 in England.¹ 

 Richard Plantagenet Earl of Cambridge
Richard Plantagenet was born about September 1376 in England.¹   He died on August 5th, 1415 in Beheaded in England.¹