The Collaborative International Dictionary of English v.0.48:

Romancer \Ro*man"cer\, n.
   One who romances.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

43 Moby Thesaurus words for "romancer":
   Don Quixote, Quixote, anecdotist, daydreamer, dreamer,
   dreamer of dreams, enthusiast, escapist, fableist, fabler,
   fabulist, fictionist, idealist, lotus-eater, mythmaker, mythopoet,
   narrator, novelettist, novelist, prophet, raconteur, reciter,
   recounter, relator, rhapsodist, romancist, romantic, romanticist,
   sagaman, seer, short-story writer, spinner of yarns, storier,
   storyteller, taleteller, teller of tales, utopian, utopianist,
   utopianizer, visionary, wishful thinker, word painter,
   yarn spinner