Earl Roger De Mortimer Of Marche
Roger was born in 1374.  He died at the age of 24 in 1398.

 Eleanor De Holland
Eleanor was born in 1392 in Upholland,Lancashire,England.  She died at the age of 13 on October 18th, 1405.¹ 

 Anne De Mortimer
Anne was born in 1388.  She died at the age of 26 in 1414.

 Earl Edmund De Mortimer Of Marche
He died in 1425.