If they do give his name, I hope it is done Neverending Story style- unintelligible to the audience* and giving us something new to debate for the next 50 years.
*I know it was Moonchild in the book. But that's neither here nor there.
OT: Which I always found strange. You can very clearly hear him shout "Modenkind" (moonchild) in the German version, but itīs drowned in all the thunder in the english version)
My theory is...maybe for some reason his name has some kind of "magic" to it...and if itīs ever spoken outloud it unravels the very fabric of the multiverse(ses).