Robert I de Tregoz
1145 - 1215 (70 years)(
= Descendancy chart to this point, 
= Expand, 
= Collapse)
- 1 Robert I de Tregoz [1] b. ABT. 1145 d. 29 Apr 1215
- Sibyl de Ewyas b. ABT. 1165 d. 1236
- 2 Robert II de Tregoz, , Baron of Ewyas [1.1] b. ABT. 1190 d. 4 Aug 1265
- Juliane de Cantelou b. ABT. 1215 d. 6 Aug 1285
- 3 John 1st Baron De Tregoz, Sir [1.1.1] b. 1222 d. 21 Aug 1300
- Mabel Fitzwarin b. 1228 d. Bef 24 May 1297
- 4 SYBIL DE TREGOZ [1.1.1.1] b. 1271 d. 12 Oct 1334
[ =>]
- 4 Clarice De Tregoz [1.1.1.2] b. Abt 1262 d. Bef 28 Aug 1300
- 4 SYBIL DE TREGOZ [1.1.1.1]
- 3 HENRY DE TREGOZ [1.1.2] b. 1245
- 3 John 1st Baron De Tregoz, Sir [1.1.1]
- 2 Lucy de Tregoz [1.2] b. 1202 d. 1294
- 2 JOHN TREGOZ [1.3] b. 1215
- 2 Robert II de Tregoz, , Baron of Ewyas [1.1]