The Unbelievable Gwenpool is an American comic book series published by Marvel Comics, featuring Gwen Poole as its main protagonist. Written by Christopher Hastings and primarily illustrated by Gurihiru, the series was a spin-off from the character's feature in a Howard the Duck comic, and was Gwenpool's first solo series. The series lasted 27 issues, #1–25, two holidays specials, and a special #0 that collected her intro material. The series ran from June 2016 to April 2018, and was followed by the spin-off webtoon series It's Jeff!, published since 2021, with Gurihiru returning as the primary artists.