| b 1322, Of, , Norfolk, England | John 'Lackland' King England | > | d 24 Mar 1398, | Henry III King England | Isabella De Taillefer | > |
| Edward I 'Longshanks' England, King | b 01 Oct 1206 | Raymond Berenger V, Provence_And_For | > | |
| | b 17 Jun 1239 | Eleanor Countess Of Provence, Queen of England | Beatrice, Countess Of Savoy | > | |
| Thomas Prince Of England | d 07 Jul 1307 | b 1223 | Louis IX King France | > |
| |b 01 Jun 1300 | | | Philippe III King France | Marguerite, Countess Of Provence, Queen of France | > |
| |d 04 Aug 1338 | Marguerite Princess Of France | b 01 May 1245 | Henry III, Duke Brabant | > |
| | | b 1279 | Marie De Brabant | Alix De Bourgogne | > |
| Margaret Plantagenet, [Duchess] | d 14 Feb 1317 | b 1260 | ||
| |John De Segrave, [Baron Segrave]-1 + | |m 1337 | Roger Halys, [Sir Knight] | ||
| | | |b 1275 | |||
| Alice De Hales, [Countess] | ||||
| b 1302 | | | |||
| d 1327 | ||||
| 1 | < | Elizabeth De Segrave, [Baroness] | 2 | John De Segrave | 3 | Anne Segrave |
Source: 'The English Origin of John Ogle', Francis Hamilton Hibbard, 1967. 'Ancestral Roots of Certain American Colonists ...', Frederick Lewis Weis, 1993, p 20. 'Pedigrees of Some of the Emperor Charlemagne's Descendants', Langston & Buck, 1986, p 198.