Nielsen Hayden genealogy
Conan IV
Abt 1138 - 1171 (~ 33 years)1. Conan IV was born about 1138 (son of Alan III and Bertha of Brittany); died on 20 Feb 1171. Conan married Margaret of Huntingdon in 1160 in England. Margaret (daughter of Henry of Scotland and Ada de Warenne) was born about 1145; died in 1201; was buried in Sawtrey Abbey, Huntingdonshire, England. [Group Sheet] [Family Chart]
Children:- Constance of Brittany was born about 1162; died on 4 Sep 1201 in Nantes, Brittany, France.
2. Alan III was born before 1100 (son of Stephen of Brittany and Hawise); died on 15 Sep 1146 in Brittany, France. Alan married Bertha of Brittany about 1137. Bertha (daughter of Conan III of Brittany and Maud fitz Roy) was born about 1119; died between 1162 and 1167. [Group Sheet] [Family Chart]
3. Bertha of Brittany was born about 1119 (daughter of Conan III of Brittany and Maud fitz Roy); died between 1162 and 1167. Children:
- 1. Conan IV was born about 1138; died on 20 Feb 1171.
Generation: 3
4. Stephen of Brittany (son of Eudon of Brittany and Orguen); died on 21 Apr 1135; was buried in St. Mary's, York, Yorkshire, England. Stephen married Hawise. Hawise died after 1135. [Group Sheet] [Family Chart]
5. Hawise died after 1135. Children:
- Maud of Brittany
- Tiphaine
- Olive of Brittany died after 1173.
- 2. Alan III was born before 1100; died on 15 Sep 1146 in Brittany, France.
6. Conan III of Brittany was born about 1093 (son of Alain Fergant and Ermengarde of Anjou); died in 1148. Conan married Maud fitz Roy before 1113. [Group Sheet] [Family Chart]
7. Maud fitz Roy (daughter of Henry I, King of England and (Unknown mistress or mistresses of Henry I)). Children:
- Constance of Brittany died in 1148.
- 3. Bertha of Brittany was born about 1119; died between 1162 and 1167.
Generation: 4
8. Eudon of Brittany was born in 999 (son of Geoffroi I of Brittany and Hawise of Normandy); died on 7 Jan 1079. Eudon married Orguen. Orguen died after 1056. [Group Sheet] [Family Chart]
9. Orguen died after 1056. Children:
- 4. Stephen of Brittany died on 21 Apr 1135; was buried in St. Mary's, York, Yorkshire, England.
12. Alain Fergant was born about 1066 (son of Hoël II of Cornouaille and Hawise of Rennes); died on 13 Oct 1119. Alain married Ermengarde of Anjou in 1093. Ermengarde (daughter of Fulk IV "Le Rechin" and Hildegarde de Beaugency) was born about 1066; died about 1146. [Group Sheet] [Family Chart]
13. Ermengarde of Anjou was born about 1066 (daughter of Fulk IV "Le Rechin" and Hildegarde de Beaugency); died about 1146. Children:
- Hawise Fergant
- 6. Conan III of Brittany was born about 1093; died in 1148.
14. Henry I, King of England was born in 1068 (son of William I, King of England and Matilda of Flanders, Queen Consort of England); died on 1 Dec 1135 in Lyon-la-Forêt, near Rouen, Seine-Maritime, Normandy, France; was buried in Reading Abbey, Berkshire, England. Henry married (Unknown mistress or mistresses of Henry I). [Group Sheet] [Family Chart]
15. (Unknown mistress or mistresses of Henry I) Children:
- Constance of England died after 1175.
- Mabel of England died after 1125.
- 7. Maud fitz Roy
- Alice
- Robert of Gloucester was born about 1090; died on 31 Oct 1147 in Bristol, Gloucestershire, England; was buried in Priory of St. James, Bristol, England.