painter (n.1)
"artist who paints pictures," early 14c., from Old French peintor, from Latin pictor "a painter," from pingere (see paint (v.)). Sense of "workman who colors surfaces with paint" is from c.1400. As a surname, Painter is attested from mid-13c. but it is difficult to say which sense is meant. Related: Painterly.
painter (n.2)
mid-14c., "rope or chain that holds an anchor to a ship's side," from Old French peintor, ultimately from Latin pendere "to weigh" (see pendant).