Little is known about the giants of Draenor, other than the fact that they lived on the world of Draenor. They also had two eyes, and its skeleton is human-like but very big (Warcraft II, Warcraft III, World of Warcraft).
Temple of the Damned
In Warcraft II, the Temple of the Damned structure was said to be constructed from the bones of these giants.W2man 84 These structures would later be used by the Scourge and Forsaken in the Undercity.
Horde Player's Guide says that the ogres are one of the last races of Draenor's giants, implying that there has been more than one race of giants that have lived on Draenor.
This article or section includes speculation, observations or opinions possibly supported by lore or by Blizzard officials. It should not be taken as representing official lore.
These creatures may very well be related to the gronn, the lords of the ogre race, and perhaps all races of Draenor's giants may be related distantly. They are referred to as "Grom
" in Orcish.