Ryan North is a Canadian writer and computer programmer.

The Unbeatable Squirrel Girl was an American comic book series published by Marvel Comics featuring Squirrel Girl. The solo series debuted in January 2015 and ran for 8 issues, and was relaunched in October 2015 as part of Marvel's All-New, All-Different Marvel branding and was published through to November 2019 with 50 issues, for a total of 58. Both series were written by Ryan North. Art was by Erica Henderson from the start of the publication until issue #31, with Derek Charm taking over as artist for subsequent issues. Critics have praised its comedy as well as the empowering portrayal of its heroine.