Nielsen Hayden genealogy

Descendants of Geoffroi I of Brittany

Male Abt 980 - 1008  (~ 28 years)


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Father: Conan I "Le Tort"     ( - 27 Jun 992 Conquereuil, near Nantes, Brittany, France)
Mother: Ermengarde of Anjou     ( - Aft 992)

Geoffroi I of Brittany (Abt 980 - 20 Nov 1008)
Hawise of Normandy ( - 21 Feb 1034)(m. Between 996 and 999)
    ├─ Alan III of Rennes   (997 - 1 Oct 1040 Vimoutiers, Normandy, France)
    │ Bertha of Blois ( - Abt 1080)
    │     └─ Hawise of Rennes   (Abt 1037 - 19 Aug 1072)
    │       Hoël II of Cornouaille (Abt 1031 -
    │          13 Apr 1084 bur.Abbey of Sainte-Croix de Quimperlé, Brittany, France)(m. 1066)
    │           └─ Alain Fergant   (Abt 1066 - 13 Oct 1119)
    │             + Constance (1061 - 13 Aug 1090 bur.St. Melans, Rhedon, Brittany, France)(m. 1086)
    │             Ermengarde of Anjou (Abt 1066 - Abt 1146)(m. 1093)
    │                 ├─ Hawise Fergant  
    │                 │ Geoffrey de Porhoët (1092 - 1141)
    │                 │     └─ Alan la Zouche   (of North Molton, Devon, England - 1190)
    │                 │       Alice de Belmeis (of Tong, Shropshire, England - Aft 1190)
    │                 │           └─ Roger la Zouche   (Abt 1175 of Black Torrington, Devon, England -
    │                 │               Bef 14 May 1238)
    │                 │             Margaret Biset (of Kidderminster, Worcestershire, England - Aft 15 Aug 1232)
    │                 │                 ├─ Alan la Zouche   (of Molton, Devon, England - 10 Aug 1270)  =>
    │                 │                 │ + Ellen de Quincy (Abt 1222 Winchester, Hampshire, England - Bef 20 Aug 1296)
    │                 │                 │   (m. Bef 1242)
    │                 │                 ├─ Eudes la Zouche   (of Harringworth, Northamptonshire, England -
    │                 │                 │   Between 25 Apr 1279 and 25 Jun 1279)  =>
    │                 │                 │ + Milicent de Cantelowe ( - Bef 7 Jan 1299)(m. Bef 24 Mar 1269)
    │                 │                 ├─ William la Zouche   (of King's Nympton, Devon, England - Bef 3 Feb 1272)  =>
    │                 │                 │ + Maud de Howbridge (of Howbridge, Essex, England - ??)
    │                 │                 │   (m. Between 1242 and 1243)
    │                 │                 ├─ Lorette la Zouche     =>
    │                 │                 │ + Gilbert de Sanford (of Great Hormead, Royston, Hertfordshire, England -
    │                 │                 │    1249)
    │                 │                 └─ Alice la Zouche     =>
    │                 │                   + William de Harcourt (of Stanton Harcourt, Oxfordshire, England -
    │                 │                      Bef 5 Jul 1270)
    │                 └─ Conan III of Brittany   (Abt 1093 - 1148)
    │                   Maud fitz Roy (m. Bef 1113)
    │                       ├─ Constance of Brittany   ( - 1148)
    │                       │ Geoffroi II de Mayenne (Abt 1135 - 18 Feb 1165)(m. Abt 1135)
    │                       │     ├─ Mathilde de Mayenne  
    │                       │     │ Andre II de Vitré ( - Sep 1211)
    │                       │     │     └─ Eleanor de Vitré     =>
    │                       │     │       + Geldouin de Dol ( - Abt 1235)
    │                       │     └─ Clémence de Mayenne   ( - Bef 1190)
    │                       │       Robert IV de Sablé ( - Abt 1195 Palestine)(m. Aft 1168)
    │                       │           └─ Marguerite de Sablé   ( - Aft 20 Jul 1238)  =>
    │                       │             + Guillaume des Roches (Between 1155 and 1160 - 15 Jul 1222)(m. Abt 1190)
    │                       └─ Bertha of Brittany   (Abt 1119 - Between 1162 and 1167)
    │                         Alan III (Bef 1100 - 15 Sep 1146 Brittany, France)(m. Abt 1137)
    │                             └─ Conan IV   (Abt 1138 - 20 Feb 1171)
    │                               Margaret of Huntingdon (Abt 1145 -
    │                                  1201 bur.Sawtrey Abbey, Huntingdonshire, England)(m. 1160 England)
    │                                   └─ Constance of Brittany   (Abt 1162 - 4 Sep 1201 Nantes, Brittany, France)  =>
    │                                     + Guy de Thouars (Abt 1155 - 13 Apr 1213 Chemillé, France)(m. Bef Oct 1199)
    └─ Eudon of Brittany   (999 - 7 Jan 1079)
      Orguen ( - Aft 1056)
      :   └─ Stephen of Brittany   ( - 21 Apr 1135 bur.St. Mary's, York, Yorkshire, England)
      :     Hawise ( - Aft 1135)
      :         ├─ Maud of Brittany  
      :         │ Walter de Gant (of Folkingham, Bourne, Lincolnshire, England -
      :         │    1139 Bardney Abbey, Yorkshire, England)(m. Bef 1120)
      :         │     ├─ Agnes de Gant  
      :         │     │ William de Mohun (Bef 1110 of Dunster, Williton, Somerset, England - Aft 1142)
      :         │     │     └─ William de Mohun   (of Dunster, Williton, Somerset, England - 1176)
      :         │     │       Godehilde de Tony ( - Bef 1186)
      :         │     │           └─ William de Mohun   (Abt 1156 of Dunster, Williton, Somerset, England - Oct 1193)
      :         │     │             Lucy ( - Aft 1201)
      :         │     │                 └─ Reynold I de Mohun   (Abt 1183 of Dunster, Williton, Somerset, England -
      :         │     │                     1213)  =>
      :         │     │                   + Alice de Briwere ( - Aft 1239)
      :         │     ├─ Alice de Gant  
      :         │     │ Roger de Mowbray ( - 1188 Palestine)(m. Abt 1145)
      :         │     │     └─ Nele de Mowbray   (of Thirsk, Yorkshire, England - 1191 Acre, Palestine)
      :         │     │       Mabel ( - Abt 1203)(m. Bef Sep 1170)
      :         │     │           └─ William de Mowbray   (of the Isle of Axholme, Lincolnshire, England -
      :         │     │               Bef 25 Mar 1224 bur.Newburgh Abbey, Yorkshire, England)
      :         │     │             Avice
      :         │     │                 └─ Roger de Mowbray   (Abt 1220 of Thirsk, Yorkshire, England - Bef 18 Oct
      :         │     │                    1263 bur.Church of the Friars Preachers, Pontefract, Yorkshire, England)  =>
      :         │     │                   + (Unknown) de Furnival (m. Aft 13 Apr 1238)
      :         │     │                   + Maud de Beauchamp (of Bedford, Bedfordshire, England - Bef 4 Apr 1273
      :         │     │                     bur.Church of the Friars Preachers, Pontefract, Yorkshire, England)(m.
      :         │     │                     Bef 1257)
      :         │     ├─ (Unknown daughter of Walter de Gant)  
      :         │     │ William ( - Bef 1198)
      :         │     │     └─ Robert de Welle   ( - Bef 29 Sep 1206)
      :         │     │       Maud ( - Aft 29 Sep 1206)
      :         │     │           └─ William de Welle   ( - Between 1241 and 1242)
      :         │     │             Emma de Grainsby ( - Aft 30 Sep 1226)(m. Bef 1208)
      :         │     │                 └─ Robert de Welle   ( - 1264)  =>
      :         │     │                   + Isabel de Periton ( - Bef 5 Jan 1315 bur.Malton Priory, Yorkshire, England)
      :         │     └─ Robert de Gant   (of Folkingham, Bourne, Lincolnshire, England -
      :         │         1191 bur.Vaudey Abbey, Lincolnshire, England)
      :         │       Gunnor d'Aubeney
      :         │       :   └─ Gilbert de Gant   (Abt 1180 of Folkingham, Bourne, Lincolnshire, England -
      :         │       :       Bef 22 Jan 1242)
      :         │       :     
      :         │       :         ├─ Juliane de Gant  
      :         │       :         │ Geoffrey de Armenters (of Stowe, Northamptonshire, England - ??)
      :         │       :         │     └─ Henry de Armenters   ( - Bef 1256)  =>
      :         │       :         │       + Alice
      :         │       :         └─ Gilbert de Gant   (of Folkingham, Bourne, Lincolnshire, England -
      :         │       :             5 Jan 1274 Folkingham, Bourne, Lincolnshire, England)
      :         │       :           
      :         │       :               ├─ Nichole de Gant     =>
      :         │       :               │ + Peter de Mauley (22 Jul 1249 of Mulgrave, Yorkshire, England - 6 Sep 1308)
      :         │       :               │   (m. Bef 1274)
      :         │       :               └─ Margaret de Gant   ( - Bef 1298)  =>
      :         │       :                 + William de Kerdeston ( - Abt 1324)
      :         │       + Alice Paynell ( - Bef 1180)(m. Bef 10 Aug 1152)
      :         ├─ Tiphaine  
      :         │ Rabel de Tancarville (of Tancarville, Normandy, France - 1140)
      :         │     └─ William de Tancarville   (of Tancarville, Normandy, France - ??)
      :         │       
      :         │           └─ Osbert de Clinton   (of Coleshill, Warwickshire, England - Bef 1221)
      :         │             Margaret de Hatton
      :         │                 └─ Osbert de Clinton   (of Coleshill, Warwickshire, England - Bef 1232)
      :         │                   Elysont ( - Aft 1231)
      :         │                       └─ Thomas de Clinton   (of Coleshill, Warwickshire, England - Bef 12 Jan 1278)  =>
      :         │                         + Mazera de Bisege (of Baddesley, Warwickshire, England - ??)
      :         ├─ Olive of Brittany   ( - Aft 1173)
      :         │ Henri de Fougères ( - Abt 1150 Savigny Abbey, Normandy, France)
      :         │     └─ Raoul II de Fougères   ( - Between 1191 and 1194)
      :         │       Mathilde
      :         │           └─ Guillaume de Fougères   ( - 1187)
      :         │             Agatha du Hommet
      :         │                 └─ Geoffroi de Fougères   ( - 1212 bur.Savigny Abbey, Normandy, France)
      :         │                   Mathilde of Porhoët ( - Bef 1231)
      :         │                       └─ Raoul de Fougères   ( - 24 Feb 1256 bur.Savigny Abbey, Normandy, France)  =>
      :         │                         + Isabel de Craon (Aft 1223 - Aft 15 Jan 1275)(m. Feb 1234)
      :         └─ Alan III   (Bef 1100 - 15 Sep 1146 Brittany, France)
      :           Bertha of Brittany (Abt 1119 - Between 1162 and 1167)(m. Abt 1137)
      :               └─ This couple were related to each other. Any descendants have been already been listed
          ├─ (Unknown daughter of Eudon of Brittany)  
          │ Enisan Musard ( - Between 1121 and 1130)
          │     └─ Garsenia Musard   ( - Aft 1152)
          │       Roald fitz Harscod ( - Between 1152 and 1158)
          │           ├─ Theophania fitz Roald  
          │           │ Picot de Lascelles (of Thrintoft, Yorkshire, England - Between 1167 and 1179)
          │           │     └─ Roger de Lascelles   (Abt 1160 - Bef 16 Mar 1217)
          │           │       Beatrice
          │           │           └─ Robert de Lascelles   (of Fulstow, Lincolnshire, England - Bef 1245)
          │           │             Emma (m. Bef 2 Nov 1208)
          │           │                 └─ Avice de Lascelles   ( - Bef 1261)  =>
          │           │                   + Thomas de Maunby ( - Bef 20 Jan 1239)
          │           └─ Ismania  
          │             Philip de Burgh (of Burrough Green, Newmarket, Cambridgeshire, England - 1164)
          │                 └─ Thomas de Burgh   (of Burrough Green, Newmarket, Cambridgeshire, England - 1199)
          │                   Sarah de Neville
          │                       └─ Philip de Burgh   (of Burrough Green, Newmarket, Cambridgeshire, England -
          │                           1235 bur.Easby Abbey, Richmond, Yorkshire, England)
          │                         Maud de Morville
          │                             └─ Thomas de Burgh   (of Burrough Green, Newmarket, Cambridgeshire, England -
          │                                 1284)  =>
          │                               + 
          └─ Bardolf  
            
                └─ Akaris fitz Bardolf   (of Ravensworth, Yorkshire, England - ??)
                  
                      └─ Hervey fitz Akaris   (of Ravensworth, Yorkshire, England - Between 1182 and 1184)
                        
                            ├─ Hervey fitz Hervey   (of Ravensworth, Yorkshire, England - ??)
                            │ 
                            │     └─ Randolph fitz Henry   ( - Bef Jan 1243)
                            │       
                            │           └─ Henry fitz Randolph   (of Ravensworth, Yorkshire, England -
                            │               Aft 17 Jan 1258)  =>
                            │             + 
                            └─ Henry fitz Hervey   (of Ravensworth, Yorkshire, England - 1202)
                              Alice Fitz Walter
                                  └─ Ranulf fitz Henry   (of Ravensworth, Yorkshire, England - Bef 13 Jan 1243)
                                    Alice de Staveley
                                        └─ Agatha of Ravensworth     =>
                                          + Michael le Fleming (1197 - ??)
Number of people in this chart: 142 (including 67 spouses and 2 parents) in 8 generations.
Links to charts that show additional descendants: 20
Lines that wrap to another line: 32
Chart Summary