| Edmund III. de Mortimer * of March * of Ulster | Philippa of Clarence | Thomas II. de Holland * of Kent | Alice Fitzalan |
| Roger Mortimer * of March * of Ulster | Alianore Holland | ||
| Edmund 5th Earl, Earl Mortimer * of March * of Ulster*(4/6).11.1391, +(18/19).1.(1424/1425) |