luthier

from WordNet (r) 3.0 (2006)

luthier
    n 1: a craftsman who makes stringed instruments (as lutes or
         guitars or violins)

from The Collaborative International Dictionary of English v.0.48

luthier \lu"thi*er\ (l[=oo]"t[-e]*[~e]r), n.
   One who makes wooden stringed instruments, such as violins,
   guitars, etc.
   [RDH]

   Note: A guitarmaking Web site can be found at:
         http://www.cybozone.com/luthier/