Sir Sir John de Grey, 1st Baron of Rotherfield
1271 - 1311 (40 years)
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| John de Grey 1319-Yes, date unknown |
| John de Grey | |
| B: | 1319 |
| D: | Yes, date unknown |
 | Elizabeth Grey 1365-1427 |
| Elizabeth Grey | |
| B: | 1365 |
| Ravensworth, Yorkshire, England | |
| D: | 14 Dec 1427 |
| Rotherfield, Oxford, England | |
| 3rd Baron Fitzhugh of Ravnsworth 3rd Baron Fitzhugh of Ravnsworth Henry Fitzhugh | |
| B: | 1359 |
| Ravensworth, Yorkshire, England | |
| D: | 11 Jan 1424 |
| Ravensworth, Yorkshire, England | |
| Robert Marmion de Grey 1345-1367 |
| Robert Marmion de Grey | |
| B: | 1345 |
| D: | 30 Nov 1367 |
| Lora St. Quintin 1342-1369 |
| Lora St. Quintin | |
| B: | 1342 |
| D: | 1369 |
| Maud de Grey 1347-Yes, date unknown |
| Maud de Grey | |
| B: | 1347 |
| Rotherfield, Leicestershire, England | |
| D: | Yes, date unknown |
| John de Grey 1300-1359 |
| John de Grey | |
| B: | 09 Oct 1300 |
| Rotherfield Grey, Oxfordshire, England | |
| D: | 01 Sep 1359 |
| Avice de Marmion 1312-1378 |
| Avice de Marmion | |
| B: | 1312 |
| D: | 20 Mar 1378 |
| Katherine ferch Brian 1300-Yes, date unknown |
| Katherine ferch Brian | |
| B: | 1300 |
| D: | Yes, date unknown |
| Sir Sir Richard Willoughby 1331-Yes, date unknown |
| Sir Sir Richard Willoughby | |
| B: | 1331 |
| Silsby, Lincolnshire, England | |
| D: | Yes, date unknown |
| Nicholas Carew 1359-1432 |
| Nicholas Carew | |
| B: | May 1359 |
| Mallerforde, Buckinghamshire, England | |
| D: | 04 Sep 1432 |
| Beddington, Croydon, Surrey, England | |
| Mary de la Mare 1374-Yes, date unknown |
| Mary de la Mare | |
| B: | 1374 |
| Nunney Castle, Frome, Somersetshire, England | |
| D: | Yes, date unknown |
| Elizabeth Carew 1361-Yes, date unknown |
| Elizabeth Carew | |
| B: | 1361 |
| Mallerforde, Buckinghamshire, England | |
| D: | Yes, date unknown |
| Lucy Willoughby 1335-Yes, date unknown |
| Lucy Willoughby | |
| B: | 1335 |
| Silsby, Lincolnshire, England | |
| D: | Yes, date unknown |
| Nicholas Carew 1330-1390 |
| Nicholas Carew | |
| B: | 1330 |
| Mallerforde, Buckinghamshire, England | |
| D: | 1390 |
| Mallerforde, Buckinghamshire, England | |
| Joane de Grey 1308-Yes, date unknown |
| Joane de Grey | |
| B: | 1308 |
| Rotherfield Grey, Oxfordshire, England | |
| D: | Yes, date unknown |
| Sir Sir Richard Willoughby 1305-1362 |
| Sir Sir Richard Willoughby | |
| B: | 1305 |
| Silsby, Lincolnshire, England | |
| D: | 1362 |
| Silsby, Lincolnshire, England | |
|
| Sir Sir John de Grey, 1st Baron of Rotherfield | |
| B: | 1271 |
| Rotherfield Grey, Oxfordshire, England | |
| D: | 17 Oct 1311 |
| Margaret de Odingsells 1277-1311 |
| Margaret de Odingsells | |
| B: | 15 May 1277 |
| Maxtoke Castle, Warwickshire, England | |
| D: | 17 Oct 1311 |