Ferdinand of Castile

Ferdinand of was born after 1235.  Ferdinand of's father was Ferdinand III "The Saint" of Castile and his mother was Joan of Ponthieu.  His paternal grandparents were Alfonso IX of Leon and Berenguela of Castile. He had a brother and a sister, named Louis of and Eleanor of. He had seven half-brothers and three half-sisters, named Ferdinand of, Frederick of, Henry of, Manuel of, Phillip of, Sancho of, Alfonso of, Eleonor of, Berenguela of and Mary of.