one who produces any creative work (art), either professionally or as a hobby, for example one who draws, paints, or sculpts, one who writes, dances, or acts, or one who makes films or music;
e.g. Leonardo da Vinci is a famous who's painting are recognized by people around the world.
(noun)
broadly, a person who is very skilled or expert at a particular activity, task, or profession;
e.g. The chef was an artist with the knife, and could cut ingredients into many shapes with great ease.