Is Isildur really an elf?

I assume you mean was, since by the time of the War of the Ring he had been long dead. Isildur, like his brother Anárion and father Elendil, was a Man. Their family had Elvish influence from an ancient time, having remained ever-faithful to the El... read more

No. Isildur was the descendent of Elros, an elf and brother to Lord Elrond of Rivendell, who chose a mortal life over immortality. He was a Numenor. So Isildur was a mortal men with some elf blood. read more

While in the books Isildur was accepted as having been corrupted by the Ring, the films portray a slight hatred for Isildur due to his selfishness and willingness to keep the Ring. Elrond blames the entirety of Sauron's survival on Isildur and the race of Men. read more