Generation I
            1  Isabelle of Flanders
               Countess of Artois
               Born April 1170 Valenciennes
               Died 15 March 1190 Paris
               Married 28 April 1180 Bapaume
               Philippe II August, King of France 1180-1223, son of Louis
               VII, King of France 1137-1180 and Alix de Blois-Champagne
               Born 22 August 1165 Gonesse
               Died 14 July 1223 Mantes
                         Children, Generation II-1
 
            2  Baudouin VI-IX
               Count of Flanders, Emperor of Constantinople
               Born July 1171
               Died 11 July 1205
               Married 6 January 1186
               Marie de Champagne, daughter of Henri I, Comte de Champagne
               1152-1181 and Marie de France
               Born 1174
               Died 9 August 1204
                         Children, Generation II-2
 
            3  Philippe
               Comte de Namur
               Born March 1174
               Died 12 October 1212
               Married 1 August 1206 (or 1210)
               Marie de France, daughter of Philippe II August, King of
               France 1180-1223 and AgnŠs de Meran
               Born 1198
               Died 15 August 1224
               Buried Affligem
                         S.P.
 
            4  Yolande of Flanders
               Died August 1219
               Married June 1193
               Pierre II de Courtenay, Emperor of Constantinople, son of
               Pierre I de France, Sire de Courtenay and Elisabeth de
               Courtenay
               Born circa 1155
               Died before  January 1218
                         Children, Generation II-3
 
            5  Henri of Flanders
               Emperor of Constantinopel 1206-1216
               Died 11 July 1216
               Married (1) February 1207
               Agnes de Monferrato, daughter of Boniface I, Marchese de
               Monferrato and Elena di Busca
               Died 1208
                         S.P.
 
            6  Sibylle of Flanders
               Married 1196 / 1198
               Guichard IV 'le Grand', Sire de Beaujeu, son of Humbert IV,
               Sire de Beaujeu and AgnŠs de Thiern, Dame de Montpensier
               Died 27 September 1216
                         Children, Generation II-4
 
       II-1 (I-1)
            1  Louis VIII
               King of France 1223-1226
               Born 5 September 1187 Paris
               Died 8 November 1226 Montpensier
               Married 23 May 1200 Pont-Audemer, Normandy
               Blanche of Castile, Regent of France 1226-1236, daughter of
               Alfonso VIII, King of Castile 1158-1214 and Eleanor of
               England
               Born before 4 March 1188 Palencia
               Died 27 November 1252 Paris
                         Children, Generation III-1
 
            2  NN de France
               Born 14 March 1190

               Died 18 March 1190
 
            3  NN de France
               Born 14 March 1190
               Died 18 March 1190
 
       II-2 (I-2)
            1  Johanna
               Countess of Flanders, Hainault and Namur
               Born 1188
               Died 5 December 1244
               Married (1) 1212
               Ferrante of Portugal, son of Sancho I "the City builder",
               King of Portugal 1185-1212 and Dulcia of Barcelona
               Born 24 March 1188
               Died 27 July 1233
               Married (2) October 1237
               Tommaso II de Savoie, son of Thomas I, Count of Savoie
               1189-1233 and B‚atrice de GenŠve
               Born 1199
               Died 1 February 1259
                         Children, Generation III-2

            2  Margarethe
               Countess of Flanders and Hainault 1244-1280
               Born circa 1202
               Died 10 February 1280
               Married (1) 23 July 1212 (Divorced 1221)
               Bouchard d'Avesnes, son of Jacques d'Avesnes, Seigneur
               d'Avesnes, Cond‚ et de Leuze and Ameline de Guise
               Born after 1180
               Died 7 September 1244 Estroeungt
               Buried Clairefontaine
               Married (2) 1223
               Guillaume de Dampierre, son of Guy II de Dampierre,
               Seigneur de Bourbon, de Montlucon and Mahaut I , Dame de
               Bourbon
               Died 3 September 1231
                         Children, Generation III-3
 
       II-3 (I-4)
            1  Yolande de Courtenay
               Died 1233
               Married 1215
               Andras II, King of Hungary 1205-1235, son of Bela III, King
               of Hungary 1173-1196 and Agnes de Chƒtillon
               Born 1176
               Died 26 October 1235
                         Children, Generation III-4
 
            2  Agnes de Courtenay
               Died after 1247
               Married 1217
               Geoffrey II de Villehardouin
               Died 1245
                         S.P.
 
            3  Eleonore de Courtenay
               Died before 1230
               Married Philippe I de Montfort, Seigneur de Castres, son of
               Guy de Montfort, Seigneur de La Fert‚-Alais and Helvis
               Ibelin
               Died 17 March 1270 (murdered)
                         Children, Generation III-5
 
            4  Henri de Courtenay
               Comte de Namur
               Died 1229
 
            5  Robert I de Courtenay
               Emperor of Constantinopel
               Died 1228
 
            6  Marguerite de Courtenay
               Died 17 July 1270
               Married (2) before 1217
               Heinrich I, Count von Vianden, son of Friedrich III, Count
               von Vianden and Mechtild von der Neuerburg
               Died circa 19 November 1253
                         Children, Generation III-6
 
            7  Constance de Courtenay
               mentioned 1210
 
            8  Philippe II de Courtenay
               Comte de Namur
               Died 1226
 
            9  Pierre de Courtenay
               mentioned 1210
 
            10 Sybille de Courtenay
               Born 1197
               Died 1210
 
            11 Elisabeth de Courtenay
               Born circa 1199
               Died after 1269
               Married (1) Gaucher de Bar-sur-Seine
               Died 1219
               Married (2) 1220
               Eudes I de Montagu, Seigneur de Montagu, de Chagny, de
               Gergy, son of Alexandre de Bourgogne, Seigneur de Montagu
               and B‚atrix de Rion, Dame de Gergy
               Born circa 1196
               Died 1243 / 1247
                         Children, Generation III-7
 
            12 Marie de Courtenay
               Born 1204
               Died September 1222
               Married 1219
               Theodoros I Komnenos Laskaris, Emperor of Nic„a 1204-1222,
               son of Manuel Laskaris and Ioanna (Karatzas, Phokaina)
               Born circa 1175
               Died August 1222
                         S.P.
 
            13 Baudouin II de Courtenay
               Emperor of Constantinopel
               Born 1218
               Died after 15 October 1273
               Married 19 April 1229 * Perugia
               Marie de Brienne, daughter of Jean de Brienne, King of
               Jerusalem and Berengaria of L‚on & Castile
               Died after 5 May 1275
               Buried Assisi, Italy
                         Children, Generation III-8
 
       II-4 (I-6)
            1  Humbert V
               Sire de Beaujeu
               Died 25 July 1250 in Egypt
               Married 15 July 1219
               Marguerite de Baug‚, Dame de Miribel, daughter of Guy de
               Baug‚, Sire de Baug‚ and NN
               Died before  March 1252
                         Children, Generation III-9
 
            2  Guichard II de Beaujeu
               Sire de Montpensier
               Died before 1256
               Married February 1224 * Melun
               Catherine Dauphine de Clermont, Dame de Montferrand et
               d'Herment, daughter of Guillaume II, Dauphin et Comte de
               Clermont and Isabeau de Montlucon
               Died after 19 May 1240
                         Children, Generation III-10
 
            3  Agnes de Beaujeu
               Died 11 July 1231
               Buried Clairvaux
               Married 1222 (Divorced 1227)
               Thibaut IV-I, King of Navarre 1234-1253, son of Blanca I,
               titular Queen of Navarre and Thibaut III , Comte de
               Champagne 1197-1201
               Born 1201
               Died 8 July 1253
                         Children, Generation III-11
 
            4  Sibylle de Beaujeu
               Died 1265
               Buried St.Vincent de Macon
               Married (1) 1 January 1229
               Raynald IV de Baug‚, Sire de Baug‚ et de Bresse, son of
               Ulric II de Baug‚, Sire de Brosse and Alexandrine de Vienne
               Died after 29 March 1250 (date will)
                         Children, Generation III-12
 
      III-1 (II-1-1)
            1  NN de France
               Born 1205
               Died 1205
 
            2  Philippe de France
               Born 9 September 1209
               Died 1218 (before July)
 
            3  St. Louis IX
               King of France 1226-1236-1270
               Born 25 April 1214 Poissy
               Died 25 August 1270 Tunis
               Buried St.Denis
               Married 27 May 1234 Sens
               Marguerite de Provence, daughter of Raimund Berengar V,
               Count of Provence and B‚atrice de Savoie
               Born 1221 St.Maime nr.Forcalquier
               Died 21 December 1295 Paris
               Buried St.Denis
 
            4  Robert I
               Comte d'Artois
               Born September 1216
               Died 9 February 1250 Manssura, Egypt (in battle)
               Married 14 June 1237 CompiŠgne
               Mathilde of Brabant, daughter of Hendrik II, Duke of
               Brabant 1235-1248 and Maria von Hohenstaufen
               Born circa 1224
               Died 29 September 1288
               Buried Chercamp
 
            5  Philippe de France
               Born 1217 /1218
               Died  died before 1221
 
            6  Jean of France
               Count of Anjou & Maine
               Born September 1219
               Died 1232
 
            7  Alphonse de France
               Comte de Poitou et Toulouse
               Born 11 November 1220
               Died 21 August 1271 Corneto nr Siena
               Buried St.Denis
               Married 1241
               Jeanne de Toulouse, daughter of Raymond VII, Comte de
               Toulouse
               Born 1220
               Died 25 August 1271
                         S.P.
 
            8  Philippe de France
               Born 1221
               Died 1232
 
            9  Isabelle de France
               Born 1224
               Died 23 February 1269
 
            10 Charles I Etienne
               King of Naples and Sicily 1265-1285
               Born March 1226
               Died 7 January 1285
               Married (1) 31 January 1246
               Beatrice de Provence, daughter of Raimund Berengar V, Count
               of Provence and B‚atrice de Savoie
               Born 1234
               Died 23 September 1267
               Married (2) 18 November 1268
               Marguerite de Bourgogne, Comtesse de Tonnerre, daughter of
               Eudes de Bourgogne, Comte de Nevers and Mahaut II de
               Dampierre, Dame de Bourbon
               Born circa 1248
               Died 4 September 1308 Tonnerre
               Buried Tonnerre
 
      III-2 (II-2-1)
        (1) 1  Marie of Portugal
               Died young
 

      III-3 (II-2-2)
        (1) 1  Baudouin d'Avesnes
               Born 1217 Houffalize
               Died before 1219
 
            2  Jan I d'Avesnes
               Regent of Hainault
               Born April 1218 Houffalize
               Died 24 December 1257 Valenciennes
               Married September 1246
               Aleida of Holland, daughter of Floris IV, Count of Holland
               1222-1234 and Machteld of Brabant
               Died 1 March 1284 / 9 April 1284
               Buried Valenciennes
               Child by (a) NN
 
            3  Baudouin d'Avesnes
               Sire de Beaumont
               Born September 1219
               Died 10 April 1295
               Married F‚licit‚ de Coucy, daughter of Thomas II de Coucy,
               Seigneur de Vervins and Mahaut de Rethel, Dame de
               Trie-le-Badoul
               Died 1307
 
        (2) 4  Guillaume III de Dampierre
               Count of Flanders 1246-1251
               Born 1224
               Died 6 June 1251
               Married November 1247
               Beatrix of Brabant, daughter of Hendrik II, Duke of Brabant
               1235-1248 and Maria von Hohenstaufen
               Born circa 1225
               Died 11 November 1288
                         S.P.
 
            5  Jeanne of Flanders
               Born 1224
               Died 1246
               Married (1) 15 May 1239
               Hugues III, Comte de Rethel, son of Hugues II, Comte de
               R‚thel and Felicit‚ de Broyes, Dame de Beaufort
               Died 1243
               Married (2) 1243
               Thibaud II, Comte de Bar, son of Henri II, Comte de Bar and
               Philippe de Dreux, Dame de Torcy en Brie, de Quincy
               Died October 1291
                         S.P.
 
            6  Guy de Dampierre
               Count of Flanders 1278-1304, Count of Namur 1263
               Born circa 1226
               Died 7 March 1304
               Married (1) June 1246
               Mathilde de B‚thune, Heiress of B‚thune, Dendermonde,
               Richebourg, daughter of Robert VII, Seigneur de B‚thune and
               Elisabeth de Morialmez
               Died 8 November 1264
               Married (2) March 1265
               Isabelle de Luxembourg, heiress of Namur, daughter of
               Heinrich II "the Blond", Count of Luxembourg & Namur and
               Margarethe de Bar, Dame de Ligny
               Died September 1298
 
            7  Jean de Dampierre
               Sire de St.Dizier, de Dampierre-sur-l'Aube
               Born circa 1228
               Died 2 December 1247 / 16 March 1258
               Married 9 March 1250
               Lauretta de Lorraine, daughter of Mathieu II, Duke of
               Lorraine and Katharina von Limburg
               Died August 1281
 
            8  Marie de Dampierre
               Born circa 1230
               Died 21 December 1302
 
      III-4 (II-3-1)

           1  Violante of Hungary
               Died 1251 Huesca
               Married 8 September 1235 Barcelona
               Jaime I "the Conqueror", King of Arag¢n 1213-1276, son of
               Pedro II, King of Arag¢n 1196-1213 and Marie de
               Montpellier, Dame de Montpellier, Dame de Muret
               Born 13 February 1208 Montpellier
               Died 25 July 1276 Xativa
               Buried Notre Dame de Poblet
 
      III-5 (II-3-3)
            1  Philippe II de Montfort
               Seigneur de Castres
               Died 24 September 1270 Tunis
               Married Jeanne de L‚vis, daughter of Gui II de L‚vis,
               Seigneur de Mirepoix and Jeanne
               Died 30 May 1284
 
      III-6 (II-3-6)
        (2) 1  Philipp I
               Count von Vianden
               Died 23 April 1273
               Married before 10 March 1262
               Marie van Perweis, Heiress of Perweis, Grimbergen et
               Ninove, daughter of Godfried, Seigneur de Perweis,
               Grimberghe et Ninove and Adelheid/Alix Berthout, Heiress of

               Grimberghe
               Died after  August 1289
 
            2  Friedrich von Vianden
               Died 10 November 1247
               Married after 31 March 1247
               NN von Salm
 
      III-7 (II-3-11)
        (2) 1  Guillaume I de Montagu
               Seigneur de Montagu, de Sombernon et de Malain
               Born circa 1222
               Died circa 13 August 1300
               Married (1) circa 1249
               Jacquette de Sombernon, Dame de Sombernon et de Malain,
               daughter of Herv‚ de Sombernon, Seigneur de Sombernon et de
               Malain and Ermengarde dite Blanche d'Etais
               Died October 1259
               Married (2) circa 1263
               Marie des Barres
               Died after 1291
 
            2  Philippe de Montagu
               Sire de Chagny, d'Antigny, Gergy et de Mellecey
               Born circa 1227
               Died after 1277
               Married (1) before 1251
               Flore d'Antigny, Dame d'Antigny, daughter of Philippe
               d'Antigny and Elisabeth de Meursault
 
      III-8 (II-3-13)
            1  Philippe de Courtenay
               titular Emperor of Constantinopel
               Born 1243
               Died 1283
               Married 15 October 1273
               Beatrice d'Anjou, daughter of Charles I Etienne, King of
               Naples and Sicily 1265-1285 and Beatrice de Provence
               Died 1275
 
      III-9 (II-4-1)
            1  Guichard V
               Sire de Beaujeu
               Died 9 May 1265
               Married 1260
               Blanche de Chalon, daughter of Jean 'l'Antique' de Chalon,
               Comte de Bourgogne, d'Auxonne et de Chalon and Mahaud de
               Bourgogne
               Died 1306
                         S.P.
 
            2  Isabelle
               Dame de Beaujeu
               Died January 1297
               Married (1) circa 1240
               Simon II de S‚mur
               Married (2) December 1247

               Renaud I, Comte de Forez, Sire de Beaujeu, son of Guy IV,
               Comte de Forez, Comte de Nevers and Philippe (Mahaut) de
               Dampierre
               Died 13 November 1270
 
            3  Sibylle de Beaujeu
               Dame de Belleroche
               Died before 1269
               Married 1250
               Aymar III de Poitiers, Comte de Valentinois, son of
               Guillaume II de Poitiers, Comte de Valentinois and Flotte
               de Royans
               Died 1277
 
            4  Beatrice de Beaujeu
               mentioned 1250
 
            5  Marguerite de Beaujeu
               Died 18 January 1260
               Married Beraud de La Mothe-Saint-Jean
                         S.P.
 
     III-10 (II-4-2)
            1  Louis I de Beaujeu
               Seigneur de Montferrand
               Died 26 September 1280
               Married Marguerite de Beaumez, Dame de Chateaumeillant,
               daughter of Thibaut de Beaumez, Seigneur de Mirebeau and
               Mahaut de Deols, Dame de Chateaumeillant
               Died 1323
 
            2  Humbert II de Beaujeu
               Seigneur de Montpensier
               Died before 14 November 1285
               Married before 25 July 1276
               Isabelle de Mello, Dame de Saint-Maurice-Thizouaille

 
     III-11 (II-4-3)
            1  Blanche of Navarre
               Died 11 August 1283
               Married 16 January 1235
               Jean I, Duc de Bretagne 1237-1286, son of Pierre I, Duc de
               Bretagne 1213-1250 and Alix de Thouars, Duchesse de
               Bretagne
               Born 1217
               Died 8 October 1286
 
     III-12 (II-4-4)
        (1) 1  Guy II de Baug‚
               Sire de Beaujeu et de Bresse
               Died before 20 October 1255
               Married Beatrix de Monferrato, Dauphine de Saint-Bonnet,
               Dame de Saint-Bonnet, daughter of Guillermo VIII-VI,
               Marchese de Monferrato and Berta de Clavesana
               Died 1274
 
 
                                   Source Listing
                                    --------------
 
           Stammtafeln zur Geschichte der
           Europaeischen Staaten, 4 volumes,
           Marburg, 1953, 1975.
                            by W.K. Prinz von Isenburg
 
           Genealogie der Graven van Holland
           Zaltbommel, 1969.
                                   by Dr. A. W. E. Dek
 
           Kwartieren van Hendrik III en
           Willem de Rijke van Nassau
           Geldrop, 1965
                       by G. F. de Roo van Alderwerelt
 
           Gens Nostra
           Amsterdam
 
           Genealogisches Handbuch des Adels
           Fuerstlichen Hauser
 
           Europaeischen Stammtafeln,
           J.A. Stargardt Verlag
           Marburg.