The Collaborative International Dictionary of English v.0.48:

Needlewoman \Nee"dle*wom`an\, n.; pl. Needlewomen.
   A woman who does needlework; a seamstress.
   [1913 Webster]

WordNet (r) 3.0 (2006):

needlewoman
    n 1: someone who makes or mends dresses [syn: dressmaker,
         modiste, needlewoman, seamstress, sempstress]