One who practices some mechanic art or craft; an artisan.

a practitioner in the arts, generally recognized as a professional by critics and peers.

A practitioner of the visual, performing, literary, media, craft, and/or folk arts.

a practitioner of the performing, literary, visual, media, traditional craft, folk arts, multimedia and/or performance art

Usually refers to people that create works of art such as paintings and sculptures. In the Art and Craft show industry it has come to also include the upper tier of those people that create handmade items. In this sense, a jewelry goldsmith would be considered an artist.