Nielsen Hayden genealogy
Descendants of Mafalda of Savoy
Abt 1125 - 1157 (~ 32 years)Father: Amadeo III (Abt 1095 - 30 Aug 1148 Cyprus)
Mother: Mahaut of Albon ( - Aft 1145)
Mafalda of Savoy (Abt 1125 Savoy, Italy - 4 Nov 1157 Coimbra, Portugal)
Affonso I Henriques, King of Portugal (15 Jul 1110 - 6 Dec 1185 Coimbra, Portugal)(m. 1146)
   ├─ Urraca of Portugal (Abt 1150 - 16 Oct 1188 Bamba, near Valladolid, Castile, Spain)
   │ Fernando II, King of Leon, Galicia, and Extremadura (1137 - 22 Jan 1188 Benavente, Italy)(m. 1165)
   │    └─ Alfonso IX, King of León and Galicia (15 Aug 1171 Zamora, León, Spain -
   │     24 Sep 1230 Villanueva de Sarria, Spain)
   │     24 Sep 1230 Villanueva de Sarria, Spain)
   │     + Aldonza Martinez da Silva
   │     Berenguela I of Castile, Queen Of Castile & Toledo (Abt 1180 -
   │     8 Nov 1246 Las Huelgas, near Burgos, Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
   │     8 Nov 1246 Las Huelgas, near Burgos, Castile, Spain)(m. Bef 17 Dec 1197 Valladolid, Castile, Spain)
   │        ├─ Bérenguère of Castile-León (Abt 1199 - 12 Apr 1237 Constantinople) =>
   │        │ + Jeane de Brienne, King of Jerusalem; Latin Emperor of Constantinople (Abt 1175 -
   │        │ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
   │        │ 23 Mar 1237 Constantinople)(m. 1223 Burgos, Castile, Spain)
   │        ├─ St. Fernando III, King Of Castile, León, Galicia, Toledo, Córdoba, Jaén, and Seville
   │        │ (Between Jun 1201 and Jul 1201 En route between Salamanca and Zamora -
   │        │ 30 May 1252 Seville, Andalusia, Spain) =>
   │        │ (Between Jun 1201 and Jul 1201 En route between Salamanca and Zamora -
   │        │ 30 May 1252 Seville, Andalusia, Spain) =>
   │        │ + Elizabeth von Hohenstaufen (Between Mar 1205 and May 1205 - 30 Nov 1235)
   │        │ : (m. 30 Nov 1219 Burgos, Castile, Spain)
   │        │ : (m. 30 Nov 1219 Burgos, Castile, Spain)
   │        │ + Jeanne de Dammartin (Abt 1220 - 15 Mar 1279 Abbeville, Somme, Picardy, France)
   │        │ (m. Bef 31 Oct 1237 Burgos, Castile, Spain)
   │        │ (m. Bef 31 Oct 1237 Burgos, Castile, Spain)
   │        └─ Alfonso (Between 1203 and 1204 - 6 Jan 1272 Salamanca, Salamanca, Spain) =>
   │         + Mayor Afonso de Meneses (m. Aft 1246)
   └─ Sancho I, King of Portugal (Coimbra, Portugal;11 Nov 1154 - 26 Mar 1211)
    Dulce of Barcelona (Abt 1159 - 1 Sep 1198 Coimbra, Portugal)(m. 1174)
       ├─ Afonso II, King of Portugal (23 Apr 1185 Coimbra, Portugal - 25 Mar 1223)
       │ Urraca of Castile (Between 1186 and 1187 - 3 Nov 1220 Coimbra, Portugal)
       │    └─ Afonso III, King of Portugal (5 May 1210 Coimbra, Portugal - 16 Feb 1279 Lisbon, Portugal) =>
       │     + Beatriz of Castile (m. 1253)
       └─ Berengaria (Abt 1194 Coimbra, Portugal - 27 Mar 1221 Ringsted, Zealand, Denmark)
        Valdemar II Sejr, King of Denmark (28 Jun 1170 - 28 Mar 1241)(m. Between 1213 and 1214)
           ├─ Erik IV-VI, King of Denmark (1216 - 10 Aug 1250) =>
           │ + Jutta of Saxony (Abt 1224 - ??)(m. 17 Nov 1239)
           ├─ Sophie of Denmark (1217 - 2 Nov 1247 Flensburg, Schleswig-Holstein, Germany) =>
           │ + Johann I of Brandenburg (1213 - 4 Apr 1266)(m. 1236)
           │ + Mechtilde von Holstein (1225 - 1288)(m. 25 Apr 1237)
           └─ Christoffer I, King of Denmark (1219 - 29 May 1259 Ribe, Jutland, Denmark) =>
            + Margarete Tczewsko-Lubiszewska (Between 1230 and 1234 -
            Dec 1282 Rostock, Mecklenburg-Vorpommern, Germany)(m. 1248 Fehmarn, Ostholstein, Germany)
            Dec 1282 Rostock, Mecklenburg-Vorpommern, Germany)(m. 1248 Fehmarn, Ostholstein, Germany)