Lord Roger De Mortimer Of Wigmore
Roger was born in 1231.  He died at the age of 51 on October 27th, 1282.

 Lady Maud De Braiose
Maud was born in 1216 in Gower,Glamorganshire,Wales.^1 1 

 Lady Isabella De Mortimer
Isabella was born about 1248.  She died on April 1st, 1292.

 Ralph De Mortimer
Ralph was born in 1250.  He died at the age of 24 on August 10th, 1274.

 Geoffrey De Mortimer
Geoffrey was born in 1254.

 Roger De Mortimer
Roger was born in 1256.  He died at the age of 70 on August 3rd, 1326.

 William De Mortimer
William was born in 1258.

 Lord Edmund I De Mortimer Of Wigmore
Edmund I was born in 1261.  He died at the age of 43 on July 17th, 1304 in Battle of Builth,Wales.

 Margaret De Mortimer
Margaret was born in 1269.