Juan Se√±or De MARCHENA

Juan Se√±or De was born about 1246 in Of, Burgos, Burgos, Spain.  Juan Se√±or De's father was Fernando III "The Saint" King Of CASTILE AND LEON and his mother was Jeanne De DAMMARTIN COUNTESS OF PONTHIEU. He had two brothers and a sister, named Fernando Prince Of, Luis Prince Of and Leonor Princess Of.  He was the youngest of the four children. He had seven half-brothers and three half-sisters, named Alfonso X, El Sabio King Of, Fadrique, Fernando, Enrique Fernandez "The Senator" Prince Of, Felipe, Sancho, Manuel Fernandez Prince Of, Leonor Fernandez Princess Of, Berenguela and Maria.