Prince Pierre I de France, sn de Courtenay, de Tanlay, de Champignelles, etc,
*1126, +Palestine 1179/10.4.1183 !dwid!; m.1150/55 Elizabeth de Joinville, Dame
de Courtenay (*Courtenay 1127, +after 14.9.1205) dau.of Renaud de Courtenay;
they had issue:
A1. Cte Pierre II de Courtenay 1193, Cte de Nevers, d'Auxerre et de Tonnerre
1184, Emperor of Constantinople (1216-19), Marquis de Namur, *1155, +Epirus
after VI.1219; By his second marriage, he was called upon in 1217 to succeed to
the Latin Empire of the Orient, created following the capture of Constantinople
in the course of the Fourth Crusade. But on the way to his Empire, he was victim
of a Greek ambush. Baudouin tried to engage the fief of Courtenay to
Villehardouin, but King Louis IX objected. However, his son Philippe was able to
engage to the Venetians. Later, through marriage, Courtenay was reunited with
the Crown, after a possession by the King of Castile; 1m: 1184 Cts Agnes de
Nevers, d'Auxerre et de Tonnerre (*1170 +1192) dau.of Cte Guy I de Nevers and
Mathilde de Bourgogne; 2m: Soissons 1.7.1193 Mgvne Yolande of Namur (*1175
+1219) dau.of Ct Baldwin V of Flanders and Hainaut
B1. [1m.] Mahaut de Courtenay, Cts de Nevers, d'Auxerre et de Tonnerre, *1188, +Abbaye
de Fontevrault 12.10.1257, bur there; 1m: 1199 (div 1213) Hervé IV, Seigneur de
Donzy; 2m: 1226 Guigues IV d'Albon, Cte de Forez (+1241)
B2. [2m.] Philippe de Courtenay, Margrave of Namur (1217-26), *1195, +k.a.
St.Flour-en-Auvergne 1226, bur Abbaye de Vaucelles, Cambrai
B3. [2m.] Pierre de Courtenay, a priest, *1196, living 1212
B4. [2m.] Robert I de Courtenay, Emperor of Constantinople (1221-28), *1201, +Morea/Morée,
Loir-et-Cher, France I.1228; m.1228 a dau.of Baudoin de Neufville
B5. [2m.] Henri de Courtenay, Mgve of Namur (1226-29), *1206, +1229
B6. [2m.] Baldwin de Courtenay, Emperor of Constantinople (1237-61) =Baldwin II,
*Constantinople 1218, +Naples 1273, bur Barletta; m.Perugia 1229/1234 Marie de
Brienne (+after 5.5.1275)
C1. Philippe I de Courtenay, titular Emperor of Constaninople, *there 1243, +Viterbo
1283; m.Foggia 1273 Beatrix of Naples (*ca 1252 +1275)
D1. Catherine de Courtenay, titular Empress of Constantinople, *1274, +Paris
2.1.1307, bur there; m.1302 Cte Charles de Valois (*12.3.1270 +16.12.1325)
C2. [parentage not certain] Helene, +1314; m.ca 1250 King Stefan Uros I of
Serbia (+1280)
B7. [2m.] Marguerite, Dame de Chateauneuf-sur-Cher, Mgvne of Namur (1229-37),
*1194, +17.7.1270, bur Marienthal; 1m: ca 1210 Raoul I de Lusignan, Seigneur
d'Issoudun (+1216); 2m: 1216 Gf Heinrich I von Vianden (+1252)
B8. [2m.] Sibylle, a nun, *1197, +Abbey de Fontevrault V.1210
B9. [2m.] Elizabeth, *1199, +after 1269; 1m: before 1219 Cte Gaucher de
Bar-sur-Seine (+1219); 2m: 1220 Eudes I de Bourgogne, sn de Montagu (*1196
+1243/7)
B10. [2m.] Yolande de Courtenay, *ca 1194, 1200, +1233, bur Egrecz Abbey; m.1215
King András II of Hungary (*1176 +21.9.1235)
B11. [2m.] Agnés, *1202, +after 1247; m.1217 Geoffroy II de Villehardouin, Pr of
Achaia (+1246), son of Geoffroy de Villehardouin and Elisabeth de Troyes
B12. [2m.] Marie, *1204, +Nicea IX.1222; m.1219 Emperor Theodoros I of Nicaea
(+1222)
B13. [2m.] Eléonore de Courtenay, *1208, +1230, bur Abbaye de
St.Antoine-des-Champs, Paris; m.before 1220 Philippe I de Montfort-l'Amaury, sn
de Castres-en-Albegeois (+17.3.1270)
B14. [2m.] Constance, a nun at Fontevrault, *1210, +Abbaye de Fontevrault after
1215, bur there
A2. Robert de Courtenay, sn de Champignelles, etc, Grand Bouteillier de France;
*1168, +Palestine 1239; 1m: ca 1200 Constance [possibly de Toucy]; 2m: 1216/18
Mahaut, Dame de Mehun-sur-Yevre (+1240; bur Mehun), dau.of Philippe, Seigneur de
Mehun; for his descendants, see HERE
A3. Guillaume I de Courtenay, sn de Tanlay, *1172, +1233/48, bur Abbaye de
Quincey nr Langres; 1m: ca 1204 Adeline de Noyers, Dame de Tanlay (*1186
+1222/29; bur Abbaye de Quincey), dau.of Clarembault de Tanlay; 2m: 1229/31
Nicole N (+after 1231); all kids were by 1m. and took surname "de Tanlay"
B1. Robert I de Tanlay, sn de Tanlay, *1205, +1260; 1m: ca 1227 Marguerite
(+1231/2) dau.of Guillaume I de Mello and Elizabeth, Dame d'Ancy-le-Franc; 2m:
ca 1233 Marguerite, Dame de Villaines-en-Duesmois, dau.of Pierre de Ravieres;
both kids were by 1m:
C1. Jean I, sn de Tanlay, *1230, +1285, bur Abbaye de Quincey; m.ca 1257
Marguerite, Dame de Saint-Winemer (+1306) dau.of Hugues de Plancey
D1. Robert II, sn de Tanlay, *1260, +1310, bur Abbaye de Quincey; m.ca 1284
Agnes de Saint-Yon (+1316, bur Abbaye de Quincey)
E1. Guillaume II, sn de Tanlay, *1285; m.ca 1306 Agnes de Mornay, Dame de
Saint-Thierry
F1. Robert III, sn de Tanlay, *1307, +1345/7; m.ca 1340 Laure (+1384, bur Abbaye
de Quincey), dau.of Guillaume II de Bordeaux
F2. Jean II da Tanlay, sn de Ravieres, *1308, +1342/5; m.before 23.2.1328 Odette,
dau.of Guy de Pleepape
F3. Philippe II, sn de Tanlay, *1320, +1383/5; m.ca 1351 Philiberte de
Chateauneuf, Dame de Poisy (+after 1399)
G1. Pierre de Tanley, *1352, +nr Bourbourg 1383
G2. Etienne de Tanlay, sn de Ravieres, *1356, +1383; 1m: ca 1376 Jeanne, dau.of
Guillaume de Marmeaux; 2m: Marguerite (+after 1385), dau.of Erard de Thianges
H1. Jeanne, Dame de Tanlay, *1377, +1404; 1m: after 1393 Guillaume de Blaizy
(+1396); 2m: ca 1400 Robert de Chaslus
G3. Jeanne, Dame de Poisy, *1354, +1404; 1m: 1375 Jean de Champigny (+1390); 2m:
1391/2 Hugues Postel, sn d'Ailly (+after 1415)
G4. Alixant, Abbess of Notre-Dame at Crisenon, *1358, +after 2.5.1409
E2. Philippe, Prior at Juilly-les-Nonains, *1292, +after 1315
E3. Agnes, Dame de Bragelogne, *1289 +after 1315; m.before 1308 Robert de
Rochefort (+after 1315)
D2. Etienne, sn de Tannerre, *1262 +after 1332; m.ca 1292 Madeline de Valery
D3. Philippe I de Tanlay, sn de Ravieres, *1264, +1300, bur Abbaye de Quincey
D4. Jean de Tanlay, Abbot of Quincey, *1266 +1300, bur there
D5. Marie, *1258, +after 1306, bur Notre-Damede-l'Isle at Troyes; m.before 1290
Guy de Montreal
C2. Marie, *1228, +after 1281; m.Guillaume de Joinville
B2. Jean, Seigneur de Joux, *1206, +after 1248
B3. Baudoin de Tanlay, *1211, +after 1222
B4. Jeanne, *1208, +after 1250; m.ca 1225 Pierre de Coral
B5. Alix, *1209, +after 1243; m.Milon de Tonnerre
A4. a daughter, *1158; m.Eudes de la Marche
A5. Alix de Courtenay, *1160, +14.9.1218; 1m: ca 1178 (div 1180) Cte Guillaume I
de Joigny (+1220); 2m: 1186 Cte Aymar III d'Angouleme (*ca 1160 +16.6.1202)
A6. Eustachie de Courtenay, Dame de Placy-sur-Armancon, *before 1176, +after
1235; 1m: before 1189 Evrard ?/ Guillaume de Brienne, sn de Ramerupt; 2m: 1200
Guillaume I de Champlitte, Pr of Achaia (+1209/10); 3m: ca 1211 Guillaume I de
Champagne, Cte de Sancerre (+1217/19)
A7. Clemence de Courtenay, *before 1175; m.before 1185 Vicomte Gui VI de Thiers
A8. Philippe de Courtenay, *before 1183, living 1186
A9. Constance de Courtenay, Dame de Chateaufort, *1168, +after 1231; 1m: before
1188 Gasce de Poissy (+1189); 2m: ca 1190 Guillaume de Breteuil, sn de la
Ferte-Arnaud
A10. Isabelle de Courtenay, *before 1183, living 1194; m.Aimon III, Seigneur de
Charost (+after 1221)
NOTE: There was a family called de Courtenay, seigneurs de Yerre, who descended
from Jean I de Courtenay, sn de Yerre (+after 1221). Whether he was a member of
this family has not been established; apparently there is no evidence one way or
the other. The heiress of this line, Isabelle de Courtenay, Dame de Yerre et de
Courpalay (*1370) m.Geoffroi Tout-Outre (+after 1420)