Richard Fitzjohn De Yerburgh
- Bef 1316
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| William De Yerburgh -Yes, date unknown |
| William De Yerburgh | |
| D: | Yes, date unknown |
 | Anguine -Yes, date unknown |
| Anguine | |
| D: | Yes, date unknown |
| John (of Cockerington) De Yerburgh Bef 1401-Yes, date unknown |
| John (of Cockerington) De Yerburgh | |
| B: | Bef 1401 |
| D: | Yes, date unknown |
| Robert (of Cockerington & Grimoldby) De Yerburgh -Yes, date unknown |
| Robert (of Cockerington & Grimoldby) De Yerburgh | |
| D: | Yes, date unknown |
| Isobel Ewerby -Yes, date unknown |
| Isobel Ewerby | |
| D: | Yes, date unknown |
| John De Yerburgh Bef 1310-Yes, date unknown |
| John De Yerburgh | |
| B: | Bef 1310 |
| D: | Yes, date unknown |
| Elizabeth -Yes, date unknown |
| Elizabeth | |
| D: | Yes, date unknown |
|
| Richard Fitzjohn De Yerburgh -Bef 1316 |
| Richard Fitzjohn De Yerburgh | |
| D: | Bef 1316 |