Roger married HOLAND Eleanor (Alianore) De about 7 Oct 1388. Eleanor (daughter of HOLAND Thomas De and FITZALAN Alice) was born in 1392 in Upholland, Lancashire, England; died on 18 Oct 1405; was buried on 23 Oct 1405 in Bisham, Berkshire, England. [Group Sheet] [Family Chart]

1. MORTIMER Eleanor DE was born about 1387 in , New Forest, West Meath, Ireland; died in 1418.
2. MORTIMER Anne De was born on 27 Dec 1390 in , New Forest, West Meath, Ireland; died in Sep 1411; was buried in , Langley, Hertfordshire, England.
3. MORTIMER Edmund De was born on 6 Nov 1391 in , New Forest, West Meath, Ireland; died on 18 Jan 1424/1425 in Sp, Trim, Meath, Ireland; was buried in Austinfriars, Clare, Suffolk, England.
4. MORTIMER Roger De was born on 24 Mar 1393 in , Netherwood, Pembrokeshire, Wales; died about 1410.