| b 1314, , , Norfolk, England | Gilbert De Segrave | > | d 01 Apr 1353, , , , Spm | Nicholas De Segrave, [Baron Segrave] | Amabil De Chaucombe | > |
| John De Segrave, [Baron] | b 1238 | |||
| | b 1256 | Maud Lucy, [Baroness] | |||
| Stephen John De_Seagrave | d 04 Oct 1325 | b 1239 | ||
| |b 1320 | | | Hugh Du Plessis, [Sir Knight] | ||
| | | Christiane Du Plessis, [Baroness] | b ABT 1236 1239 | ||
| | | b 1263 | |||
| John De Segrave, [Baron Segrave] | d 08 May 1331 | |||
| |Margaret Plantagenet, [Duchess] | |m 1337 | |||
| | | | | |||
| Alice 'Aline' Arundell | ||||
| b 1289 | | | |||
| d 12 Dec 1325 | ||||
| 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.