Wizard Rock is a genre of music created by notable Wizard Rock band or Wrock bands.
Famous Wizard Rock bands include:
142 Staircases
The 8th Horcrux
Accio Bodyguard
Ariana D
As I Lay Dobby
The Basilisk in Your Pasta
The Black Sisters
The Blibbering Humdingers
A Bludger to the Head
The Butterbeer Experience
Chasing Quaffles
The Chocolate Frogs
Creevey Crisis
The Crumple-Horned Snorkacks
Detention with Dolores
Devil's Snare
Dirigible Plums
Draco and the Malfoys
Fred and George: The Band
Ginny and the Heartbreakers
Gred and Forge
Gryffindor Common Room Rejects
Harry and the Potters
Harry Potter Alliance (activist group)
Hermione and the Mudbloods
The Hermione Crookshanks Experience
His Silver Hand
Hogwarts Trainwreck
Hollow Godric
The House of Black
The Hungarian Horntails
Justin Finch-Fletchley and the Sugar Quills
The Knockturn Alley Project
Let's Lumos!
LiL iFFy
Malfoy Manor
The Marauders
Ministry of Magic
The Misuse of Muggle Artifacts Office
The Moaning Myrtles
The Mudbloods
Muggle Death Camp
Muggle Relations
Oliver Boyd and the Remembralls
The Owl Post
The Parselmouths
The Patronus Charms
Potter Noyz 
Professor Trelawney and her Crystal Balls
The Quaffle Kids
Remus and the Lupins
The Remus Lupins
Romilda Vane and the Chocolate Cauldrons
Roonil Wazlib
The Sectumsempras
Siriusly Hazza P
Slytherin Soundtrack
Split Seven Ways
Swish and Flick
Teapot to Tortoise
Tom Riddle and Friends
Tonks and the Aurors
The Whomping Willows
Wingardium Leviosa