That would certainly likely be one title, yes. Although I have many. People do seem to enjoy tacking on honorifics to describe my duties and role.

[Dream, Lord L'Zoril, Lord Morpheus, Prince of Stories, Lord of the Dreaming, King of Dreams, Oneiros, Kai'ckul, Murphy, Lord Shaper, King of All Night's Dreaming, Onehiroi, the 8th Circle... the list goes on.]