William de Ferrers, 3rd Earl of Derby
- 1190(
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- 1 William de Ferrers, 3rd Earl of Derby [1] d. 1190
- Sibyl de Braose
- 2 William de Ferrers, 4th Earl of Derby [1.1] d. 22 Sep 1247
- Agnes, of Chester d. 2 Nov 1247
- 3 Sibyl de Ferrers [1.1.1]
- Lord Of Appleby John De Vieuxpont b. 1210 d. 1241
- 4 Lord Of Appleby Robert De Vieuxpont [1.1.1.1] b. 1239 d. 7 Jun 1264
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- 4 Lord Of Appleby Robert De Vieuxpont [1.1.1.1]
- 3 William de Ferrers, 5th Earl of Derby [1.1.2] d. Mar 1254
- Margaret de Quincy d. 12 Mar 1280
- 4 Joan de Ferrers [1.1.2.1] d. 19 Mar 1309
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- 4 Joan de Ferrers [1.1.2.1]
- 3 Sibyl de Ferrers [1.1.1]
- 2 William de Ferrers, 4th Earl of Derby [1.1]