Descendants of William I of England

This article lists some descendants of William I of England.

See also: Famous Descendants of William the Conquerer of England

• 1. William I, King of England (1027-1087)
• + m. Matilda of Flanders (c1031-1083)
• -----2. Robert III, Duke of Normandy (c1051-1134)
• -----+ m1. Sibylla of Conversano (?-1103)
• ----------3. William Clito, Count of Flanders (1102-1128)
• ----------3. Henry of Normandy (c1102-?)
• ----------+ m. Sibylla of Anjou (1112-1165)
• -----+ c1. Unknown
• ----------3. Richard of Normandy (?-1099)
• ----------3. William of Normandy (?-1110)
• ----------3. Unknown daughter
• ----------+ m. Helias of Saint-Saens
• -----2. Richard of Normandy (c1054-1081)
• -----2. Adeliza of Normandy (c1055-1065)
• -----2. Cecilia of Normandy (c1055)
• -----2. William II of England (c1056-1100)
• -----2. Agatha of Normandy (c1064)
• -----2. Constance of Normandy (c1061-1090)
• -----+ m. Alan IV, Duke of Brittany (?-1119)
• -----2. Adela of Normandy (c1062-1138)
• -----+ m. Stephen II, Count of Blois (c1045-1102)
• ----------3. Guillaume of Blois (c1086-1150)
• ----------+ m. Agnes of Sulli (?-aft1104)
• ----------3. Theobald II de Champagne (c1088-1152)
• ----------+ m. Mathilde von Spanheim (c1107-c1160)
• ---------------4. Henri Ier de Champagne (c1126-1181)
• ---------------+ m. Marie Capet (1145-1198)
• --------------------5. Scholastique of Champagne (?-1219)
• --------------------+ m. William V of Macon
• --------------------5. Henri II de Champagne (1166-1197)
• --------------------+ m. Isabella I of Jerusalem (1172-1205)
• -------------------------6. Alice de Champagne (c1195-1246)
• -------------------------+ m. Hugh I of Cyprus (c1194-1218)
• ------------------------------7. Marie de Lusignan (c1215-c1252)
• ------------------------------+ m. Walter IV of Brienne (1205-1244)
• -----------------------------------8. John, Count of Brienne (c1235-c1260)
• -----------------------------------8. Hugh of Brienne (c1240-1296)
• -----------------------------------+ m1. Isabella of La Roche
• ----------------------------------------9. Walter V of Brienne, Duke of Athens
• ----------------------------------------9. Agnes of Brienne
• ----------------------------------------+ m. John, Count of Joigny
• -----------------------------------+ m2. Helena Komnena Dukaina of Epirus-Neopatras
• ----------------------------------------9. Joanna of Brienne
• ----------------------------------------+ m. Nicholas I Sanudo (?-1341)
• ------------------------------7. Isabelle de Lusignan (1216-1264)
• ------------------------------+ m. Henry of Antioch (c1200-1276)
• -----------------------------------8. Hugues III de Lusignan (1235-1284)
• -----------------------------------+ m. Isabella of Ibelin (1241-1324)
• ----------------------------------------9. Jean II de Lusignan (c1267-1285)
• ----------------------------------------9. Bohemond de Lusignan (c1268-1281)
• ----------------------------------------9. Henri de Lusignan (1271-1324)
• ----------------------------------------+ m. Constanza of Sicily (c1305-af1344)
• ----------------------------------------9. Amalric de Lusignan (c1272-1310)
• ----------------------------------------+ m. Isabella of Armenia, Princess of Tyre (c1275-1323)
• ---------------------------------------------10. Hugues de Lusignan (?-aft1318)
• ---------------------------------------------+ m. Eschive d'Ibelin
• ---------------------------------------------10. Henri de Lusignan (?-bef1323)
• ---------------------------------------------10. Guy de Lusignan (?-1344)
• ---------------------------------------------10. Jean de Lusignan (?-1343)
• ---------------------------------------------+ m. Sultana of Georgia
• --------------------------------------------------THEIR DESCENDANTS
• ----------------------------------------9. Marie de Lusignan (1273-1322)
• -----------------------------------8. Margaret of Cyprus (1244-1308)
• ------------------------------7. Henri I de Lusignan (1217-1253)
• -----------------------------------8. Hugues II de Lusignan (c1253-1267)
• -------------------------6. Philippa de Champagne (c1197-1250)
• ------------------------------7. Isabeau de Brienne (c1220-c1276)
• --------------------5. Marie of Champagne (?-1204)
• --------------------+ m. Baldwin I of Constantinople (1172-1205)
• -------------------------6. Jeanne, Countess of Flanders (c1199-1244)
• -------------------------+ m. Thomas II of Savoy (c1199-1259)
• -------------------------6. Margaret II, Countess of Flanders (1202-1278)
• -------------------------+ m. Bouchard d'Avesnes (1182-1244)
• ------------------------------7. Baldwin (?-c1219)
• ------------------------------7. Jan I van Avesnes (1218-1257)
• ------------------------------+ m. Aleid van Holland (bef1234-1284)
• -----------------------------------8. John II, Count of Hainaut (1247-1304)
• -----------------------------------+ m. Philippine of Luxemburg
• ----------------------------------------9. John, senior de Beaumont, Count of Ostervant (?-1302)
• ----------------------------------------9. Henry (?-1303)
• ----------------------------------------9. Simon
• ----------------------------------------9. William I, Count of Hainaut (c1286-1337)
• ----------------------------------------+ m. Jeanne of Valois (c1294-1342)
• ---------------------------------------------10. William II, Count of Hainaut (1307-1345)
• ---------------------------------------------+ m. Joanna, Duchess of Brabant (1322-1406)
• ---------------------------------------------10. John (?-1316)
• ---------------------------------------------10. Margaret, Countess of Hainaut (1311-1356)
• ---------------------------------------------+ m. Louis IV, Holy Roman Emperor (1282-1347)
• --------------------------------------------------THEIR DESCENDANTS
• ---------------------------------------------10. Philippa of Hainault (1311-1369)
• ---------------------------------------------+ m. Edward III, King of England (1312-1377)
• ---------------------------------------------10. Agnes (?-1327)
• ---------------------------------------------10. Joanna of Hainaut (1315-1374)
• ---------------------------------------------+ m. William V, Duke of Jülich
• ---------------------------------------------10. Isabelle of Hainaut (1323-1361)
• ---------------------------------------------+ m. Robert of Namur
• ---------------------------------------------10. Louis (1325-1328)
• ----------------------------------------9. Jean, senior de Beaumont (1288-1356)
• ----------------------------------------+ m. Marguerite, Countess de Soissons
• ----------------------------------------9. Margaret (?-1342)
• ----------------------------------------+ m. Robert II of Artois
• ----------------------------------------9. Alix (?-1317)
• ----------------------------------------+ m. Roger Bigod, 5th Earl of Norfolk
• ----------------------------------------9. Isabelle (?-1305)
• ----------------------------------------+ m. Raoul de Clermont, senior de Nesle
• ----------------------------------------9. Jeanne
• ----------------------------------------9. Marie (1280-1354)
• ----------------------------------------+ m. Louis I, Duke of Bourbon
• ----------------------------------------9. Matilda, Abbess of Nivelles
• ----------------------------------------9. Willem de Cuser (1290-?)
• -----------------------------------8. Bouchard, Bishop of Metz (1251-1296)
• -----------------------------------8. Guy, Bishop of Utrecht (1253-1317)
• -----------------------------------8. William, Bishop of Cambrai (1254-1296)
• -----------------------------------8. Floris, stadholder of Zeeland and Prince of Achaea
• ------------------------------7. Baldwin, Lord of Beaumont (c1219-1295)
• --------------------5. Theobald (1179-1201)
• ---------------4. Theobald V of Blois
• ---------------4. Adèle of Champagne
• ---------------+ m. Louis VII of France
• ---------------4. Isabelle of Champagne
• ---------------+ m1. Roger of Apulia (?-1148)
• ---------------+ m2. William Gouet IV (?-1170)
• ---------------4. Marie of Champagne
• ---------------+ m. Eudes II, Duke of Burgundy
• ---------------4. William White Hands (1135-1202)
• ---------------4. Stephen I of Sancerre (1133-1191),
• ---------------4. Agnes of Champagne (1207-?)
• ---------------+ m. Renaut II of Bar (?-1170)
• ---------------4. Margaret of Champagne
• ---------------4. Mathilde of Champagne
• ---------------+ m. Rotrou III of Perche (?-1191)
• ----------3. Odo of Blois
• ----------3. Stephen of England (c1095)
• ----------+ m. Matilda de Boulogne (1105-1152)
• ---------------4. Eustace IV (c1130)
• ---------------4. Marie de Boulogne (1136-1182)
• ----------------------5. Ida de Boulogne (c1160-1216)
• ---------------------------6. Mafalda de Dammartin (c1202-c1258)
• ----------------------5. Mathilde de Boulogne (c1163-c1211)
• ---------------------------6. Adelheid van Brabant (1190-1265)
• ---------------------------6. Maria van Brabant (1190-1260)
• ---------------------------6. Margarete van Brabant (1192-1231)
• --------------------------------7. Hendrik van Gelre (?-1285)
• --------------------------------7. Margaretha van Gelre (?-?)
• --------------------------------7. Otto II van Gelre (c1215-1271)
• ---------------------------6. Hendrik II van Brabant (1207-1248)
• --------------------------------7. Hendrik III van Brabant (-1261)
• --------------------------------7. Filips van Brabant (?-?)
• --------------------------------7. Mathildis van Brabant (1224-1288)
• --------------------------------7. Beatrix van Brabant (1225-1288)
• --------------------------------7. Maria van Brabant (c1226-1256)
• --------------------------------7. Margaretha van Brabant (?-1277)
• --------------------------------7. Heinrich von Hessen (1244-1308)
• --------------------------------7. Elisabeth van Brabant (1243-1261)
• ---------------4. William of Blois (c1137-1159)
• ----------3. Lucia-Mahaut (?-1120)
• ----------+ m. Richard d'Avranches, 2nd Earl of Chester (?-1120)
• ----------3. Agnes of Blois
• ----------+ m. Hugh III of Le Puiset
• ----------3. Eléonore of Blois (?-1147)
• ----------3. Raoul I of Vermandois (?-1152)
• ----------3. Alix of Blois (?-1145)
• ----------+ m. Renaud III of Joigni (?-1134)
• ----------3. Lithuise of Blois (?-1118)
• ----------+ m. Milo I of Montlhéry
• ----------3. Henry of Blois
• ----------3. Humbert
• ----------3. Philip, Bishop of Châlons-sur-Marne (?-1100)
• -----2. Henry I, King of England (1068-1135)
• -----+ m1. Matilda (Edith) of Scotland (c1080-1118)
• ----------3. Euphamia (1101-1101)
• ----------3. Matilda of Normandy (1102-1167)
• ----------+ m1. Heinrich V, Holy Roman Emperor (1081-1125)
• ----------+ m2. Geoffrey V, Count of Anjou and Maine (1113-1151)
• ----------------4. Henry II, King of England (1133-1189)
• ----------------+ m1. Eleanor, Duchess of Aquitaine (c1124-1204)
• ----------------------5. William, Count of Poitiers (1153-1156)
• ----------------------5. Henry, Duke of Normandy (1155-1183)
• ----------------------+ m. Marguerite of France (1158-c1197)
• ---------------------------6. William of England (1177-1177)
• ----------------------5. Matilda of England (1156-1189)
• ----------------------5. Richard I, King of England (1157-1199)
• ----------------------+ m. Berengaria of Navarre (c1163-c1230)
• ----------------------5. Geoffrey, Duke of Brittany (1158-1186)
• ----------------------+ m. Constance, Duchess of Brittany (1161-1201)
• ---------------------------6. Eleanor, Countess of Richmond (1184-1241)
• ---------------------------6. Matilda Plantagenet (c1185-c1185)
• ---------------------------6. Arthur I, Duke of Brittany (1187-1203)
• ----------------------5. Eleanor of England (1162-1214)
• ----------------------5. Joan of England (1165-1199)
• ----------------------5. John, King of England (1166-1216)
• ----------------------+ m1. Isabella, Countess of Gloucester (?-c1217)
• ----------------------+ m2. Isabella of Angoulême (c1188-1246)
• ---------------------------6. Henry III, King of England (1207-1272)
• ---------------------------+ m. Eleanor of Provence (c1220-1291)
• --------------------------------7. Edward I, King of England (1239-1307)
• --------------------------------+ m1. Eleanor of Castile, Countess of Ponthieu (c1241-1290)
• -------------------------------------8. Katherine of England (c1260-1264)
• -------------------------------------8. Joan of England (1265-1265)
• -------------------------------------8. John Plantagenet (1266-1271)
• -------------------------------------8. Henry Plantagenet (1268-1274)
• -------------------------------------8. Eleanor of England (1269-1298)
• -------------------------------------8. Joan of Acre (1272-1307)
• -------------------------------------+ m. Gilbert de Clare, 7th Earl of Hertford (1243-1295)
• ------------------------------------------9. Margaret de Clare (1293-1342)
• ------------------------------------------+ m. Piers Gaveston, 1st Earl of Cornwall (1284-1312)
• -----------------------------------------------10. Joan Gaveston (1312-?)
• -----------------------------------------------+ m. Hugh de Audley, 1st Earl of Gloucester (1289-1347)
• -----------------------------------------------10. Margaret de Audley (1318-1347)
• -----------------------------------------------+ m. Ralph Stafford, 1st Earl of Stafford (1301-1372)
• ----------------------------------------------------THEIR DESCENDANTS
• -----------------------------------8. Alfonso Plantagenet, Earl of Chester (1273-1284)
• -----------------------------------8. Margaret of England (1275-After 1333)
• -----------------------------------8. Berengaria of England (1276-Before 1278)
• -----------------------------------8. Mary of England (1278-1332)
• -----------------------------------8. Elizabeth of England (1281-1316)
• -----------------------------------8. Edward II, King of England (1284-1327)
• -----------------------------------+ m. Isabella of France (c1292-1358)
• ----------------------------------------9. Edward III, King of England (1312-1377)
• ----------------------------------------+ m. Philippa of Hainault (1311-1369)
• ---------------------------------------------10. Edward of Woodstock, Prince of Wales (1330-1376) (DESCENDANTS)
• ---------------------------------------------10. Isabella of England (1332-bef1382)
• ---------------------------------------------10. Joan of England (1335-1348)
• ---------------------------------------------10. William Plantagenet (c1336-1337)
• ---------------------------------------------10. Lionel of Antwerp, 1st Duke of Clarence (1338-1368) (DESCENDANTS)
• ---------------------------------------------10. John of Gaunt, 1st Duke of Lancaster (1340-1399)
• ---------------------------------------------+ m1. Blanche of Lancaster (1342-1369)
• --------------------------------------------------THEIR DESCENDANTS
• ---------------------------------------------10. Edmund of Langley, 1st Duke of York (1341-1402)
• ---------------------------------------------10. Blanche of England (1342-1342)
• ---------------------------------------------10. Mary of England (1344-1362)
• ---------------------------------------------10. Margaret of England (1346-After 1361)
• ---------------------------------------------10. William of Windsor (1348-1348)
• ---------------------------------------------10. Thomas of Woodstock, 1st Duke of Gloucester (1355-1397)
• ----------------------------------------9. John of Eltham, Earl of Cornwall (1316-1336)
• ----------------------------------------9. Eleanor of England (1318-1355)
• ----------------------------------------9.Joan of England (1321-1362)
• ------------------------------+ m2. Margaret of France (1279-1317)
• -----------------------------------8. Thomas of Brotherton, 1st Earl of Norfolk (1300-1338)
• -----------------------------------8. Edmund of Woodstock, 1st Earl of Kent (1301-1330)
• -----------------------------------8. Eleanor of England (1306-1311)
• ------------------------------7. Margaret of England (1240-1275)
• ------------------------------7. Beatrice of England (1242-1275)
• ------------------------------7. Edmund, 1st Earl of Lancaster (1245-1296)
• ------------------------------7. Richard of England (c1247-1256)
• ------------------------------7. John of England (c1250-1256)
• ------------------------------7. Henry of England (c1252-c1252)
• ------------------------------7. Katherine of England (1253-1257)
• -------------------------6. Richard, Earl of Cornwall, King of the Romans (1209-1272)
• -------------------------6. Joan of England (1210-1238)
• -------------------------6. Isabella of England (1214-1241)
• -------------------------6. Eleanor of England (1215-1275)
• --------------------+ m3. Clementia (?-?)
• -------------------------6. Joan of England (1190-1236)
• ---------------+ m2. Ida de Tosny (?-?)
• --------------------5. William Longespee, 3rd Earl of Salisbury (c1176-1226)
• --------------------+ m. Ela, Countess of Salisbury (?-?)
• -------------------------6. William II Longespee (c1212-1250)
• -------------------------6. Richard Longespee (?-?)
• -------------------------6. Stephen Logespee (?-1260)
• -------------------------6. Nicholas Longespee (?-1297)
• -------------------------6. Isabella Longespee (?-?)
• -------------------------6. Petronilla (?-?)
• -------------------------6. Ella Longespee (?-?)
• -------------------------6. Ida Longespee (?-?)
• ---------------+ m3. Ykenai (?-?)
• --------------------5. Geoffrey Longespee, Archbishop of York (?-1212)
• ---------------4. Geoffrey VI d'Anjou, Count of Nantes (1134-1158)
• ---------------4. Guillaume d'Anjou (1136-1164)
• ----------3. William of Normandy (1103-1120)
• ----------3. Richard of Normandy (?-1120)
• -----+ c1. Unknown
• ----------3. Robert, 1st Earl of Gloucester (1090-1147)
• ----------+ m. Mabel of Gloucester
• ---------------4. William Fitz Robert, 2nd Earl of Gloucester (?-1183)
• ---------------4. Roger, Bishop of Worcester (?-1179)
• ---------------4. Hamon (?-1159)
• ---------------4. Robert of Ilchester
• ---------------4. Matilda of Gloucester (?-1189)
• ---------------+ m. Ranulph de Gernon, 2nd Earl of Chester (1099-1153)
• --------------------5. Richard de Meschines (1143-?)
• --------------------5. Joanna de Meschines (1145-?)
• --------------------5. Beatrix de Meschines (1146-?)
• --------------------+ m1. Ralph ap Eynion, Lord of Malpas
• -------------------------6. Margaret de Malpas
• -------------------------6. David de Malpas (1167-?)
• -------------------------+ m. Margaret de Malpas (c1167-?)
• ------------------------------7. William de Malpas (1187-?)
• ------------------------------+ m. Beatrix de Mohaut (1190-?)
• -----------------------------------8. Roger de Malpas (1210-?)
• -----------------------------------+ m. William de Malpas (1246-?)
• ----------------------------------------9. William de Malpas (1278-?)
• ----------------------------------------9. John de Malpas (1280-?)
• ----------------------------------------9. Hugh de Malpas (1282-?)
• ----------------------------------------9. David de Malpas (1285-?)
• ----------------------------------------+ m. Catherine de Egerton (1287-?)
• ---------------------------------------------10. David de Malpas (1318-?)
• ---------------------------------------------+ m. Katherine Bickerton (1330-?)
• --------------------------------------------------THEIR DESCENDANTS
• --------------------+ m2. William le Belward (1130-?)
• --------------------5. Hugh de Kevelioc, 3rd Earl of Chester (1147-1181)
• --------------------+ m. Bertrade de Montfort (1155-1227)
• -------------------------6. Ranulph de Blondeville de Meschines, 4th Earl of Chester (1172-1232)
• -------------------------6. Maud of Chester (1171-1233)
• -------------------------6. Mabel of Chester (c1173-?)
• -------------------------+ m. William d'Aubigny, 3rd Earl of Arundel (bef1180-1221)
• ------------------------------7. Maud d'Aubigny (?-?)
• ------------------------------7. Cicely d'Aubigny (?-?)
• ------------------------------7. Colette d'Aubigny (?-?)
• ------------------------------7. William d'Aubigny, 4th Earl of Arundel (?-1224)
• ------------------------------7. Hugh d'Aubigny, 5th Earl of Arundel (?-1243)
• ------------------------------7. Isabel d'Aubigny (?-?)
• ------------------------------7. Nicole d'Aubigny (1206-1240)
• ------------------------------+ m. Roger de Somery (1208-1273)
• -----------------------------------8. Joan de Somery (1232-1282)
• -----------------------------------8. Margaret de Somery (?-1293)
• -----------------------------------8. Maud de Somery (?-?)
• -------------------------6. Agnes of Chester (?-1247)
• -------------------------6. Hawise of Chester (1180-1242)
• -------------------------6. Unknown daughter (?-?)
• ---------------4. Philip, Castellan of Cricklade
• ----------+ c. Isabel de Douvres
• ----------3. Maud FitzRoy
• ----------3. Constance FitzRoy
• ----------3. Mabel FitzRoy
• ----------3. Aline FitzRoy
• ----------3. Gilbert FitzRoy
• -----+ c2. Ansfrid (1070-?)
• ----------3. Juliane de Fontevrault (1090-?)
• ----------3. Fulk FitzRoy (1092-?)
• ----------3. Richard of Lincoln (1094-1120)
• -----+ c3. Sybil Corbet (1077-?)
• ----------3. Sybilla de Normandy
• ----------3. William Constable
• ----------3. Reginald de Dunstanville, 1st Earl of Cornwall (?-1175)
• ----------3. Gundred of England (1114-1146)
• ----------3. Rohese of England
• -----+ c4. Edith
• ----------3. Robert FitzEdith (1093-1172)
• ----------3. Matilda du Perche (?-1120)
• ----------3. Adeliza FitzEdith
• -----+ c5. Gieva de Tracy
• ----------3. William de Tracy
• -----+ c6. Nest of South Wales (c1080-c1130)
• ----------3. Henry FitzHenry (c1114-1157)
• -----+ c7. Isabel de Beaumont
• ----------3. Isabel Hedwig of England
• ----------3. Matilda FitzRoy

Note that this page is used as a template on William's /descendants subpage

External links

• The William the Conqueror Database - by Alan Freer
• William's descendants by Leo van de Pas