King Thranduil was, in the fictive world of
Middle-earth created by
J. R. R. Tolkien, a
Sindarin elf and king of the Silvan Elves in the northern part of Greenwood the Great (
Mirkwood), which lay just east of the
Misty Mountains.
Thranduil was son of Oropher[?] and father of Legolas.