An artist’s personal statement is an essay that focuses on her and her art, addressing goals, interests and background experiences that relate to art. You’ll need to write a personal statement if you are an artist who is applying for a grant or to an art school. The personal statement should not be confused with an artist’s statement, as the personal statement is much more comprehensive than an artist's statement, which is often used only for marketing
I think the Personal Statement should explain the reason why artist did his or her work, where those from, what influence artist take, and the connection between the work and your main theme in the works.
Sample of some artist statement: