1245 - 1287 (42 years)
 | Maud de Ros Abt 1334-1388 |
| Maud de Ros | |
| B: | Abt 1334 |
| Helmsley, Yorkshire, England | |
| D: | 9 Dec 1388 |
 | 4th Lord Welles John de Welles 1334-1361 |
| 4th Lord Welles John de Welles | |
| B: | 23 Aug 1334 |
| D: | 11 Oct 1361 |
| 4th Lord Helmsley, 5th Baron de Ros Sir Thomas de Ros | |
| B: | 13 Jan 1337 |
| Stoke Albany, Northamptonshire, England | |
| D: | 8 Jun 1384 |
| Uffington, Lincolnshire, England | |
 | Beatrice de Stafford 1337-1415 |
| Beatrice de Stafford | |
| B: | 1337 |
| Staffordshire, England | |
| M: | 1 Jan 1359 |
| Stoke Albany, Northamptonshire, England | |
| D: | 14 Apr 1415 |
| Yorkshire, England | |
 | Margery de Badlesmere 1306-1363 |
| Margery de Badlesmere | |
| B: | 1306 |
| Badlesmere, Kent, England | |
| D: | 18 Oct 1363 |
| Helmsley, Yorkshire, England | |
| 2nd Lord Ros, Knight of Helmsley and Hunsingore, Yorkshire, Wark, Northumberland Sir William de Ros 1288-1343 |
| 2nd Lord Ros, Knight of Helmsley and Hunsingore, Yorkshire, Wark, Northumberland Sir William de Ros | |
| B: | 1288 |
| Yorkshire, England | |
| M: | 25 Nov 1316 |
| Wark, Northumberland, England | |
| D: | 3 Feb 1343 |
| Yorkshire, England | |
 | 10th Earl of Oxford Aubrey de Vere Abt 1338-1400 |
| 10th Earl of Oxford Aubrey de Vere | |
| B: | Abt 1338 |
| Essex, England | |
| D: | 2 Apr 1400 |
| Hadleigh, Essex, England | |
 | Alice FitzWalter Abt 1343-1401 |
| Alice FitzWalter | |
| B: | Abt 1343 |
| Alnwick, Northumberland, England | |
| M: | 1385 |
| Badlesmere, Kent, England | |
| D: | 29 Apr 1401 |
| Essex, England | |
| Maud de Badlesmere 1310-1366 |
| Maud de Badlesmere | |
| B: | 1310 |
| Badlesmere, Kent, England | |
| D: | 23 May 1366 |
| Earls Colne, Essex, England | |
| 7th Earl of Oxford John de Vere 1311-1360 |
| 7th Earl of Oxford John de Vere | |
| B: | 12 Mar 1311 |
| Oxfordshire, England | |
| M: | 24 Mar 1335 |
| Badlesmere, Kent, England | |
| D: | 24 Jan 1360 |
| Rheims, Marne, Champagne-Ardenne, France | |
 | Baroness Badlesmere Margaret de Clare 1287-1333 |
| Baroness Badlesmere Margaret de Clare | |
| B: | 1 Apr 1287 |
| Bunratty, Clare, Ireland | |
| D: | 3 Jan 1333 |
| London, England | |
 | 1st Baron de Badlesmere Bartholomew de Badlesmere Abt 1275-1322 |
| 1st Baron de Badlesmere Bartholomew de Badlesmere | |
| B: | Abt 1275 |
| Badlesmere, Kent, England | |
| M: | 30 Jun 1308 |
| D: | 14 Apr 1322 |
| Canterbury, Kent, England | |
|
| Lord of Inchiquin and Youghal - Lord of Thomond Thomas de Clare | |
| B: | 1245 |
| Tonbridge, Kent, England | |
| D: | 29 Aug 1287 |
| Clare County, Ireland | |
| Juliana FitzGerald 1263-1300 |
| Juliana FitzGerald | |
| B: | 1263 |
| Dublin, Ireland | |
| D: | 24 Sep 1300 |
| Clare County, Ireland | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
