Baron Sir Edmund of Wigmore Mortimer
Edmund of Wigmore was born about 1261.  He died  due to Battle casualty on July 17th, 1304 in Wigmore Castle.

 Margaret Fiennes
Margaret was born about 1270 in Picardy, Normandy, France.

 Earl Sir Roger of March Mortimer
Roger of March was born on April 25th, 1287 in Thornbury, Herf, England..  He died at the age of 43 on November 29th, 1330 in Elms Tyburn, , England..