Nielsen Hayden genealogy
Family: Alfonso VII, King of Leon and Castile / Richeza of Poland (F2641)
m. Between 23 Oct 1152 and 21 Dec 1152-
Male
Alfonso VII, King of Leon and Castile
Birth 1 Mar 1105 Caldas de Reyes, Pontevedra, Galicia, Spain 
Death 21 Aug 1157 Fresneda, Teruel, Aragón, Spain Burial Cathedral Santa Maria, Toledo, Toledo, Castilla-La Mancha, Spain Marriage Between 23 Oct 1152 and 21 Dec 1152 [1] Other Spouse Gontrada Perez | F17370 Marriage Other Spouse Berenguela of Barcelona | F3302 Marriage Nov 1128 Saldaña, Palencia, Castilla-Leon, Spain Father Raymond of Burgundy | F5043 Group Sheet Mother Urraca, Queen of Galicia, Castile, Leon, and Toledo | F5043 Group Sheet
Female
Richeza of Poland
Birth Abt 1135 Death 16 Oct 1185 Burial Other Spouse Raymond Berengar V | F4482 Marriage Bef 1 Aug 1162 Other Spouse Albrecht of Everstein | F17428 Marriage Aft 1166 Father Wladislaw II, King of Poland | F5680 Group Sheet Mother Agnes of Babenberg | F5680 Group Sheet
Female
+ Sancha of Castile
Birth 21 Sep 1154 Toledo, Toledo, Castilla-La Mancha, Spain Death 9 Nov 1208 Villanueva de Sigena, Huesca, Aragón, Spain Burial Monastery of Nuestra Señora, Sigena, Huesca, Aragón, Spain Spouse Alfonso II, King of Aragón, Sobrarbe, and Ribagorza | F4703 Marriage 18 Jan 1174 Zaragoza, Aragón, Spain
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Sources - [S858] Szabolcs de Vajay, "From Alfonso VII to Alfonso X: The First Two Centuries of the Burgundian Dynasty in Castile and Leon -- A Prosopographical Catalogue in Social Genealogy, 1100-1300." Studies in Genealogy and Family History in Tribute to Charles Evans on the Occasion of His Eightieth Birthday ed. Lindsay L. Brook. Salt Lake City: Association for the Promotion of Scholarship in Genealogy, 1989.
- [S858] Szabolcs de Vajay, "From Alfonso VII to Alfonso X: The First Two Centuries of the Burgundian Dynasty in Castile and Leon -- A Prosopographical Catalogue in Social Genealogy, 1100-1300." Studies in Genealogy and Family History in Tribute to Charles Evans on the Occasion of His Eightieth Birthday ed. Lindsay L. Brook. Salt Lake City: Association for the Promotion of Scholarship in Genealogy, 1989.