| Husband | Jacob James James PEVERELL b. 1275 | |
| Wife | Margaret CORNWALL b. 1280 | |
| Child | Hugh PEVERELL b. 1300 | |
Jacob James James PEVERELL, only child of Richard PEVERELL and Jane ELOYN, was born in 1275 in Sandford, Devon, England. Margaret CORNWALL, only child of Walter Plantagenet CORNWALL II, was born in 1280 in Winchester, Southampton, Hampshire, England. About 1299 Jacob married Margaret. One son given. |
| i | Hugh PEVERELL was born in 1300 in Devon, England. |