fabulator

fab·u·late

F0002600 (făb′yə-lāt′)intr.v. fab·u·lat·ed, fab·u·lat·ing, fab·u·lates To engage in the composition of fables or stories, especially those featuring a strong element of fantasy: "a land which ... had given itself up to dreaming, to fabulating, to tale-telling" (Lawrence Durrell).
[Latin fābulārī, fābulāt-, to talk, from fābula, tale, talk; see fable.]
fab′u·la′tion n.fab′u·la′tor n.

fabulator

(ˈfæbjʊˌleɪtə) n (Literary & Literary Critical Terms) a person who fabulates, a story-teller