An index of "notable" Rock Operas. Not included: Mitch Benn's The Very Hungry Caterpillar. See also Concept Album.
- 21st Century Breakdown (Green Day)
- 200 Motels (Frank Zappa)
- Abigail (King Diamond)
- Alice (Tom Waits)
- American Idiot (Green Day)
- Antichrist Superstar (Marilyn Manson)
- Avantasia by Tobias Sammet
- Ayreon (Arjen Anthony Lucassen. Every album tells a different part of the same overarching story, although since the hiatus, the story has changed.)
- The Theater Equation (The Human Equation as a musical. Because why not?)
- Batman The Musical
- Beethoven's Last Night (Trans-Siberian Orchestra)
- Berlin (Lou Reed)
- The Black Parade (My Chemical Romance)
- The Black Rider (Tom Waits)
- Blood Money (Tom Waits)
- Blows Against the Empire (Paul Kantner and Jefferson Starship)
- Charlemagne (Christopher Lee)
- Chess (Benny Andersson/Björn Ulvaeus/Tim Rice)
- Clockwork Angels (Rush)
- Danger Days: The True Lives of the Fabulous Killjoys (My Chemical Romance)
- Dead Winter Dead (Savatage)
- Destiny: A Tale of Unicorn Wings
- Diamond Dogs (David Bowie)
- Dinosaur Planet (MJ Hibbett)
- Dr. Horrible's Sing-Along Blog
- The Downward Spiral (Nine Inch Nails)
- Dracula: A Love Stronger Than Death
- Drakula
- "Epica" and "The Black Halo" by Kamelot
- Evita (Andrew Lloyd Webber)
- Food for the Gods (Fireaxe)
- Franks Wild Years (Tom Waits)
- Hadestown (Anaïs Mitchell)
- Hair
- The Hazards Of Love (The Decemberists—unique in being a rock opera in the style of Shakespeare)
- Hedwig and the Angry Inch
- Hero
- Holy Wood (In the Shadow of the Valley of Death) (Marilyn Manson)
- Hope Rides Alone and Act II: The Father of Death (The Protomen)
- Jeff Wayne's Musical Version of The War of the Worlds (Jeff Wayne)
- Jesus Christ Superstar (Andrew Lloyd Webber)
- Joe's Garage by Frank Zappa
- Juno and Avos (Alexei Rybnikov)
- Karmaflow: The Rock Opera Videogame
- Kilroy Was Here (Styx)
- The Lamb Lies Down on Broadway (Genesis)
- Lost in the New Real (Arjen Anthony Lucassen, who also makes Ayreon)
- The Mario Opera
- Mechanical Animals (Marilyn Manson)
- Get Equipped and History Repeating (The Megas)
- Metropolis Pt. 2: Scenes from a Memory (Dream Theater) and second concept album they did, The Astonishing
- Mozart L'Opera Rock
- Music from "The Elder" (Kiss)
- Natasha, Pierre, and the Great Comet of 1812
- Operation: Mindcrime (Queensrÿche)
- Outside (David Bowie)
- Phantom of the Paradise
- Quadrophenia (The Who)
- Razia's Shadow (Forgive Durden)
- Red Headed Stranger (Willie Nelson)
- RENT
- Repo! The Genetic Opera
- The Rise and Fall of Ziggy Stardust and the Spiders from Mars (David Bowie)
- Roméo et Juliette, de la Haine à l'Amour
- Queen of the Wave
- The Saturn 5 Trilogy (Brave Saint Saturn)
- Silverthorn (Kamelot).
- S.F. Sorrow (The Pretty Things)
- Shock Treatment
- Snow (Spock's Beard)
- Something Broke
- Starmania
- Istvan A Kiraly (AKA Stephen, the King, based upon Boldizsár Miklóss play Az Ezredfordulo AKA The Turn of the Millenium)
- Streets: A Rock Opera (Savatage)
- Supper's Ready (Genesis)
- Tanz Der Vampire
- Thingfish (Frank Zappa)
- Tommy (The Who)
- The Wake of Magellan (Savatage)
- The Wall (Pink Floyd)
- Year Zero (Nine Inch Nails)