harpiste : sorry, Arsalaan - not listed...
harpist: a (professional) harper
1613-1616 W. Brown "That Oeagrian harpist, for whose lay, Tigers
with hunger pinde and left their pray."
1856 Capern "Twas a little fairy harpist, Playing on the subtle air"
etc.etc..
harper: 1.A. one who harps or plays upon a harp
A 800 Leiden Gloss "harperi"
C 888 K Aelfred "Daes hearperes wif"
etc, etc.
Shrug...
Sharon