| Henry Plantagenet Knt., 3rd E. of Lancaster, etc. (~1281 - 1345) |
Henry de Beaumont Knt., 1st Lord Beaumont, etc. ( - 1339) |
| Maud de Chaworth (1282 - 1321) |
Alice Comyn (1272 - 1349) |
| Henry of Lancaster K.G., Earl of Lancaster, Derby, etc. | Isabel de Beaumont |
| b. abt 1310, Grosmont Castle, Monmouthshire, Wales d. 23 Mar 1360/1361, Leicester, Leicestershire, England bur. 14 Apr 1361, Church of the Newark, Leicester, Leistershire, England occ. cen. im. . ud. |
b. 1298-1322, Leicester, Leicestershire, England d. aft Mar 1361 bur. occ. cen. im. . ud. |
| Spouses: 1, 2 |
| Maud Plantagenet of Lancaster Duchess of Bavaria Blanche of Lancaster Lady Lancaster |