Wizard Rock, sometimes known as Wrock, is a music genre based on the fantasy series Harry Potter by J.K. Rowling. Some bands focus on one character, others on the series as a whole. Songs are often humorous in nature.

The earliest Harry Potter-themed song is conventionally traced to 2000 when the Los Angeles based pop-punk band Switchblade Kittens released an "Ode to Harry" from the perspective of Ginny Weasley. Harry and the Potters originated the Harry Potter-themed band which became the genesis of a fandom centered genre of music called wizard rock.

Wizard rock bands, If they are performing live, often cosplay, or dress as, characters from the series.

Top bands in this genre include Harry and the Potters, Draco and the Malfoys, Wingardium Leviosa, The Remus Lupins, the Whomping Willows, Justin Finch-Fletchley and the Sugar Quills, Gred and Forge, Tonks and the Aurors, Swish and Flick, Oliver Boyd and the Remembralls, Ministry of Magic, The Moaning Myrtles, The Parselmouths, and Kingsley and the Shacklebolts. Although most listeners of the genre are fans of Harry Potter, some bands have attracted listeners outside of the books' fanbase.