Who are some of your favorite acoustic style female musicians?

Question

I love playing the guitar and write my own stuff but for fun I like to do covers of other female musicians with a strong acoustic sound. Does anyone know of any great female musicians other than the main stream obvious ones (jewel, michelle branch, sheryl crow etc...)

Answer 1

I recommend these:

-Loreena McKennitt

-Enya

-Eri Sugai

-Máire (Moya) Brennan

-Miriam Stockley

Answer 2

Terra Naomi is pretty cool

Answer 3

Tracy Chapman.  I love her voice.