My Hero Academia (Japanese: 僕のヒーローアカデミア, Hepburn: Boku no Hīrō Akademia) is a Japanese superhero manga series written and illustrated by Kōhei Horikoshi. It has been serialized in Shueisha's shōnen manga magazine Weekly Shōnen Jump since July 2014, with its chapters additionally collected into 36 tankōbon volumes as of October 2022. Set in a world where superpowers (called "Quirks") have become commonplace, the story follows Izuku Midoriya, a boy who was born without a Quirk but still dreams of becoming a superhero himself. He is scouted by All Might, Japan's greatest hero, who bestows his Quirk to Midoriya after recognizing his potential, and helps to enroll him in a prestigious high school for superheroes in training.

The manga spawned a media franchise, having inspired numerous spin-off manga, such as My Hero Academia: Smash!!, My Hero Academia: Vigilantes and My Hero Academia: Team-Up Missions. The series has expanded into light novels, stage plays, and various types of merchandise and media such as a trading card game and numerous video games. It has been adapted into an anime television series produced by Bones. The first season aired in Japan from April to June 2016, followed by a second season from April to September 2017, then a third season from April to September 2018, a fourth season from October 2019 to April 2020, a fifth season from March to September 2021, and a sixth season, which premiered in October 2022. It has also received three animated films, titled My Hero Academia: Two Heroes, My Hero Academia: Heroes Rising, and My Hero Academia: World Heroes' Mission, respectively. Additionally, it has developed eight original video animations (OVAs), each bundled with a limited edition in numerous volumes of the manga. There are plans for a live-action film by Legendary Entertainment.

In North America, the manga series has been licensed by Viz Media, who published the first volume in August 2015. It was released simultaneously in their digital Weekly Shonen Jump magazine. Shueisha began to simulpublish the series in English on Manga Plus online platform. The anime series has been licensed for streaming services, the home and broadcast release, and the merchandise rights by Crunchyroll. The English dub premiered on Adult Swim's Toonami programming block in May 2018.

My Hero Academia has become a large commercial success, appearing on The New York Times bestseller list several times. As of January 2022, the manga had over 65 million copies in circulation including sales of spin-offs, making it one of the best-selling manga series of all time. Critical reception has also been positive, with reviewers praising the manga for its art, characters, story, fight scenes, and the use of pop culture references to Western superhero comics; the anime series has received additional praise for its animation, music, pacing, and voice performances in both Japanese and English. The manga and anime have both won several awards, including the Sugoi Japan Award and Harvey Award for Best Manga, and received two nominations for Anime of the Year at the Crunchyroll Anime Awards.