A palm reader, one who practices chiromancy.(noun)
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Use "chiromancer" in a sentence
"Lecoq, on his knees, studied each footprint with the attention of a chiromancer professing to read the future in the hand of a rich client."
"I, Madame Zoe, chiromancer, lifelong student of the moldings and markings of the human hand; I, Madame Zoe, to whom no facet of your character or destiny is not readily revealed, I am prepared to ..."
"Out of those hands, so delicately, ideally white and transparent, with their faint tracery of azure veins -- from those rosy hollowed palms, wherein a chiromancer would have discovered many an intricate crossing of lines, ten, twenty different men had drunk at a price."