Ann Brewster (November 20, 1918 – July 9, 2005) was an American cartoonist and illustrator during the Golden Age of comics. She provided art for many different publishers, including Ace Magazines, Fiction House, and Atlas Comics (later to become Marvel Comics). Brewster is most notable for illustrating romance comics. After a career as penciller and inker for comics, she transitioned to illustrating novels and children's magazines before retiring in 1980.