| b 1394, | Thomas De (Gray) Grey | d 22 Aug 1451, | Thomas Grey, [Sir Knight] | |
| Thomas Grey, [Sir Knight] | b 1299 | |||
| | b 1329 | Agnes De Beyle | |||
| Thomas Grey, [Sir Knight] | d 22 Oct 1369 | b 1303 | ||
| |b 1359 | | | William Pressene | ||
| |d 26 Nov 1400 | Margaret De Pressene | b 1303 | ||
| | | b 1333 | |||
| Matilda 'Maud' Grey | John De Mowbray | > | ||
| |Robert Ogle, Sir | John De Mowbray, [Baron Mowbray] | Alivia Braos | > | |m 21 May 1399 | John De Mowbray, [Baron Mowbray] | b 29 Nov 1310 | Henry Plantagenet, [Earl] | > |
| | | |b 25 Jun 1340 | Joan Plantagenet, [Baroness] | Maud Chaworth | > |
| Joan De Mowbray | d 1368 | b 1310 | Stephen John De_Seagrave | > |
| b 1363 | | | John De Segrave, [Baron Segrave] | Alice 'Aline' Arundell | |
| d 30 Nov 1402 | Elizabeth De Segrave, [Baroness] | b 1314 | Thomas Prince Of England | |
| b 25 Oct 1338 | Margaret Plantagenet, [Duchess] | Alice De Hales, [Countess] | > | |
| d 1368 | b 1322 | |||
| 1 | Ogle | 2 | Ogle | 3 | < | William (of_Choppington) Ogle | 4 | < | Anne Ogle | 5 | < | Elizabeth Ogle |
Source: 'Smoky Mountain Clans', Donald B. Reagan, 1978, p 128d. 'Ancestral Roots of Certain American Colonists ...', Frederick Lewis Weis, 1993, p 185. 'Pedigrees of Some of the Emperor Charlemagne's Descendants', Langston & Buck, 1986, p 198.