| Maurice "The Resolute" de Berkeley Knt., of Berkeley, Gloucestershire (1218 - 1281) |
William III de Ferrers 5th E. of Derby, E. of Chester (~1193 - 1253) |
| Isabel de Dover (~1217 - 1277) |
Margaret de Quincy of Groby (~1218 - 1280) |
| Thomas "The Wise" de Berkeley Knt., 1st Lord Berkeley, etc. | Joan de Ferrers |
| b. abt 1251, Aged 30 in 1281 d. 23 Jul 1321, Berkeley, England bur. occ. cen. im. . ud. |
b. abt 1236, Of Stourton, Wiltshire, England d. 19 Mar 1309/1310, Berkeley Castle, Berkeley, GloucestershireEngland bur. St. Augustines, Bristol, Gloucestershire, England occ. cen. im. . ud. |
| Spouses: 1, 2 |
| Alice de Berkeley Maurice "The Magnanimous" de Berkeley Knt., 2nd Lord Berkeley, etc. Margaret de Berkeley John de Berkeley James de Berkeley Bishop of Exeter Isabel de Berkeley |