Andrea is a fictional character from the comic book series The Walking Dead and was portrayed by Laurie Holden in the American television series of the same name. The character was created by writer Robert Kirkman and artist Tony Moore, and debuted in The Walking Dead #2 in 2003. In both mediums, she and her sister Amy are among a group of survivors near Atlanta, Georgia.

The Walking Dead is an American post-apocalyptic comic book series created by writer Robert Kirkman and artist Tony Moore – who was the artist on the first six issues and cover artist for the first twenty-four – with art on the remainder of the series by Charlie Adlard. Beginning in 2003 and published by Image Comics, the series ran for 193 issues, with Kirkman unexpectedly ending the series in 2019. Apart from a few specials, the comic was published primarily in black and white. It began publishing colorized versions issue by issue, colored by Dave McCaig, starting in October 2020.