Fíriel

Fíriel the Queen of Arthedain, married to last-king Arvedui. She was also the daughter of King Ondoher of Gondor, and thus of the bloodline of Anárion.

Since Arvedui was a descendant of Isildur, his and Fíriel's son Aranarth as a consquence held the bloodlines of both of Elendil's sons.

Her fate after the Fall of Fornost is not known.