La Zouch Geoffrey
  | Fergan Hawise
 | | | | | | | De Quincey Robert 1127 - 1197
  | De Leuchars Orabella 1133 - 1181
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La Zouch Lord Of Ashby Alan 1157 - 1190
  | De Belmeis Alice
 | | | De Quincey Saher IV 1155 - 1219
  | De Harcourt Margaret 1156 - 1235
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La Zouch Roger 1182 - 1238
  | Margaret
 | De Quincey Roger 1174 - 1265
  | Galloway Helen of 1208 - 1245
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Baron Sir Alan De La Zouch 1203 - 1270
  | De Quincy Helen 1222 - 1296
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La Zouch Roger 1242 - 1285
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Partners | Child/Children |
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Longespee Ela (1246 - 1276) | La Zouch Baron Alan (1267 - 1314)
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