My Roomie Is a Dino, also known as Gal & Dino (Japanese: ギャルと恐竜, Hepburn: Gyaru to Kyōryū, lit. "The Gyaru and the Dinosaur"), is a Japanese manga series written by Moriko Mori and illustrated by Cota Tomimura. It was serialized in Kodansha's seinen manga magazine Weekly Young Magazine from October 2018 to January 2022. Its chapters has been collected in six tankōbon volumes as of September 2021.

An anime television series adaptation by Space Neko Company and Kamikaze Douga premiered on April 5, 2020. A live-action drama adaptation also premiered the same day and ran for three episodes.