| Male John |
| Birth | 1405 | Toro, Zamora, Castilla-Leon, Spain |
| Death | 1454 | Valladolid, Valladolid, Castilla-Leon, Spain |
| Burial | ||
| Marriage | 4 Aug 1420 | Avila, Avila, Castilla-Leon, Spain |
| Father | Henry III of Castile | F3542 Group Sheet | |
| Mother | Catherine of Lancaster | F3542 Group Sheet | |
| Female Maria Marie de Aragon d' Aragon (maid. name Van Aragon-Sicily) |
| Birth | 1396 | Medina del Campo, Valladolid, Castilla-Leon, Spain |
| Death | 18 February 1445 | Villacastín, Segovia, Castilla-Leon, Spain |
| Burial | ||
| Father | ||
| Mother | ||
| Female Catalina of Del Asturias Castile y Leon |
| Birth | 5 October 1422 | Illescas, Provincia de Toledo, Castilla-La Mancha, Spain |
| Death | 17 Sep 1424 | Madrigal, Narino, Colombia |
| Burial |
| Female Lenor Del Asturias Castilla |
| Birth | 10 Sep 1423 | Burgos, Burgos, Castilla-Leon, Spain |
| Death | 1425 | La Espina, Asturias, Asturias, Spain |
| Burial |
| Male Henry Enrique IV Of Castille Leon |
| Birth | 4 January 1425 | Casa De Las Aldabas, Valladolid, Castilië-Léon, Spain |
| Death | 11 Dec 1474 | Madrid, Madrid, Madrid, Spain |
| Burial |
| Female Maria CASTILE |
| Birth | Abt 1428 | Segovia, Segovia, Castilla-Leon, Spain |
| Death | 07 Sep 1458 | Valencia, Valencia, Pais Valenciano, Spain |
| Burial |
| Female Izabel Isabella Trastamara Castile (maid. name Queen Consort of Aragon Majorca Naples Sicily and Valencia) |
| Birth | 22 April 1451 | Madrigal De Las Altas Torres, Avila, Castilla-Leon, Spain |
| Death | 26 November 1504 | Medina del Campo, Provincia de Valladolid, Castilla y León, Spain |
| Burial |