'Capet04'Index links to: Lead / Letter
Families covered: Courtenay of Constantinople, Courtenay of Namur, Courtenay of Nevers

                               
Pierre I, Sn de Courtenay (b 1126, d 1182)
m. (after 1150) Elizabeth, heiress of Courtenay (b c1135, d after 14.09.1205, dau of Renauld de Courtenay)
1. Pierre de Courtenay, Count of Nevers, etc, Emperor of Constantinople (b 1155, d after 06.1219)
  m1. (1184) Agnes de Nevers, d'Aucerre et de Tonnerre (b 1170, d 1192, dau of Guy I, Count of Nevers)
  A. Mahaut de Courtenay, Countess of Nevers (b 1188, d 12.10.1257)
  m1. (1199, div 1213) Herve IV, Sn de Donzy
  m2. (1226) Guiges IV d/Albon, Count of Forez (s 1241)
m2. (01.07.1193) Yolande of Namur (b 1175, d 1219, dau of Baldwin V, Count of Flanders and Hainaut)
  B. Philippe de Courtenay, Margrave of Namur (b 1195, d 1226)
  C. Robert I de Courtenay, Emperor of Constantinople (b 1201, d 01.1228)
  m. (1228) daughter of Baudoin de Neufville
D. Henri de Courtenay, Margrave of Namur (b 1206, d 1229)
  E. Baldwin de Courtenay, Emperor of Constantinople (b 1218, d 1273)
  m. Marie de Brienne (d after 05.05.1275, dau of Jean de Brienne, King of Jerusalem, Emperor of Constantinople)
  i. Philippe de Courtenay, 'Emperor of Constantinople' (b 1243, d 1283)
  m. (1273) Beatrix of Naples (b 1252, d 1275, dau of Charles, King of Sicily and Naples, King of Jerusalem)
  a. Catherine de Courtenay, 'Empress of Constantinople' (b 1274, d 02.01.1307)
  m. (1302) Charles, Count de Valois et d'Alencon, etc (b 12.03.1270, d 16.12.1325)
F. Marguerite de Courtenay (b 1194, d 17.07.1270)
  m1. (c1210, div, sp) Raoul III de Lusignan, Count of Eu, Sn d'Issoudun (d 1216)
  m2. (1216) Heinrich I, Count von Vianden (d 1252)
  G. Elizabeth de Courtenay (b 1199, d after 1269)
  m1. (before 1219) Gaucher, Count de Bar-sur-Seine (d 1219)
  m2. (1220) Eudes I de Bourgogne, Sn de Montagu (b 1196, d 1243/7)
  H. Yolande de Courtenay (b c1194, d 1233) GHJSY
  m. (1215) Andrew II, King of Hungary (b 1176, d 21.09.1235) GHJSY
  I. Agnes de Courtenay (b 1202, d after 1247)
  m. (1217) Geoffroy II de Villehardouin, Prince of Archaia (d 1246)
  J. Marie de Courtenay (b 1204, d 09.1222)
  m. (1219) Theodoros I, Emperor of Nicaea (d 1222)
  K. Eleonore de Courtenay (b 1208, d 1230)
  m. (before 1220) Philippe I, Sn de Montfort-l'Amaury (d 1270)
  L.+ other issue - Pierre (b 1196, a 1212, priest), Sibylle (b 1197, d 1210, nun), Constance (b 1210, d after 1215, nun)
2. Robert de Courtenay, Sn de Champignelles, etc. (b 1168, d 1239) had issue
  m1. (c1200) Constance (possibly de Toucy)
  m2. (1216/8) Mahaut de Mehun (d 1240, dau of Philippe, Sn de Mehun)
3. Guillaume de Courtenay, Sn de Tanlay (b 1172) had issue
  m1. (c1204) Adeline de Noyers, Dame de Tanlay (b 11186, d 1222/9, dau of Clarembault de Tanlay)
  m2. (1229/31, sp) Nicole (a 1231)
4. daughter (b 1158)
  m. Eudes de la Marche
5. Alix de Courtenay (b 1160, d 14.09.1218) EGHJSY
  m1. (c1178, div 1180) Guillaume I, Count de Joigny (d 1220)
  m2. (1186) Aymer Taillefer, Count of Angouleme (b 1160, d 16.06.1202 or 1218) EGHJSY
6. Eustachie de Courtenay (b before 1176, d after 1235)
  m1. (before 1189) Guillaume de Brienne, Sn de Ramerupt (d c1200)
  m2. (1200) Guillaume I de Champlitte, Prince of Achaia (d 1209/10)
  m3. (c1211) Guillaume I de Champagne, Count of Sancerre (d c1218)
7. Clemence de Courtenay (b before 1175)
  m. (before 1185) Gui VI, Viscount of Thiers
8. Philippe de Courtenay (a 1186)
9. Constance de Courtenay (b 1168, d after 1231)
  m1. (before 1188) Gasce de Poissy (d 1189)
  m2. (c1190) Guillaume de Breteuil, Sn de la Ferte Arnaud
10. Isabella de Courtenay (a 1194)
  m. Aimon III, Sn de Charost (d after 1221)

Main source(s): GenEU (Capet7)
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