Nielsen Hayden genealogy
Robert de Grey

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- 1 Robert de Grey [1] d. Between 25 Sep 1240 and 12 Jun 1245
Amice
- 2 Walter de Grey [1.1]
d. 1267
Isabel de Duston d. Between 1304 and 1305
- 3 Robert de Grey [1.1.1]
d. Bef 27 May 1295
Joan de Valoines d. Bef 12 Nov 1312
- 4 Thomas de Grey [1.1.1.1]
d. Bef 27 May 1295 [ =>]
- 4 John de Grey [1.1.1.2]
b. Abt 1272 d. 17 Oct 1311 [ =>]
- 4 Thomas de Grey [1.1.1.1]
- 3 Robert de Grey [1.1.1]
- 2 Walter de Grey [1.1]