Nielsen Hayden genealogy
Peter II of Courtenay, Emperor of Constantinople

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- 1 Peter II of Courtenay, Emperor of Constantinople [1] b. Abt 1155 d. Bef Jan 1218
Agnes de Nevers d. 1192
- 2 Mahaut de Courtenay [1.1]
b. Abt 1188 d. 29 Jul 1257
Hervé IV de Donzy b. Abt 1173 d. 22 Jan 1223
- 3 Agnès de Donzy [1.1.1]
d. 1225
Guy de Châtillon d. Aug 1226
- 4 Yolande de Châtillon [1.1.1.1]
d. Aft Aug 1254 [ =>]
- 4 Yolande de Châtillon [1.1.1.1]
- 3 Agnès de Donzy [1.1.1]
- 2 Mahaut de Courtenay [1.1]
Yolanda of Flanders b. Abt 1175 d. Aug 1219
- 2 Yolanda of Courtenay, Queen Consort of Hungary [1.2]
b. Abt 1200 d. 1233
András II, King of Hungary b. 1176 d. 21 Sep 1235
- 3 Violant of Hungary [1.2.1]
d. 12 Oct 1251
James I, King of Aragón b. 2 Feb 1208 d. 27 Jul 1276
- 4 Yolande of Aragón [1.2.1.1]
b. Bef Jan 1238 d. 1301 [ =>]
- 4 Pedro III, King of Aragon; King of Sicily [1.2.1.2]
b. Jul 1240 d. 11 Nov 1285 [ =>]
- 4 Isabella of Aragon, Queen Consort of France [1.2.1.3]
b. Between 1243 and 1247 d. 28 Jan 1271 [ =>]
- 4 Yolande of Aragón [1.2.1.1]
- 3 Violant of Hungary [1.2.1]
- 2 Yolanda of Courtenay, Queen Consort of Hungary [1.2]