Sauron's original name was Mairon.

The Mouth of Sauron, in both the movie and the book The Return of the King, is a lieutenant of Sauron that knows Sauron's mind, so Sauron speaks through him. He is still a Numorean man, however, and hopes to gain much from Sauron's conquest of Middle-Earth.

Mouth of Sauron was created in 1955.

Sauron was played by Sala Baker.

Sala Baker played Sauron. Christopher Lee played Saruman. Sala Baker played the character Sauron who was the evil Lord of the Rings.