Archduchess Maria Josepha of Austria
She was the daughter of Francis I , Holy Roman Emperor ( 1708–1765 ) and Maria Theresa of Austria , Holy Roman Empress ( 1717–1780 ) . 
<triplet> Francis I, Holy Roman Emperor <subj> Maria Theresa of Austria <obj> spouse <triplet> Maria Theresa of Austria <subj> Francis I, Holy Roman Emperor <obj> spouse