R
- R, R, and Reba McEntire -] April 1997 I Was Country When I Was In School Pull Out Prank CD cover
- Jessica Rabbit - Who Framed Roger Rabbit
- The Raccoons - The Raccoons
- RAGGS Kids Club Band
- Raging Pussies - South Park
- Ranchbone - Tapeheads
- The Randy Disher Project - Named for its frontman (and occasional only member) Randy Disher - Monk
- Randy James - Jem, "The Jem Jam" Parts 1 and 2, possible parody of Max Weinberg
- Ranka Lee - Macross Frontier
- Rap-Punzel - Alf Tales
- The Rappin' Rabbis - The Simpsons
- Rasta Billy Skank (sometimes written "Rastabilly Skank") - Red Dwarf
- Rave Breakers - This Is Spinal Tap
- Reach For The Skyler - South Park
- The Rebel Rockers - Power Ranges Super Samurai
- Red Hot Riding Hood - Red Hot Riding Hood
- Red Johnny Mac - Jem
- The Redcoats - The Dick Van Dyke Show
- John Redcorn - King of the Hill
- The Redwings - A Dirty Shame
- The Rejects - Genie in the House
- Linnea Reese - Nashville
- The Regulars - This Is Spinal Tap
- The Resistance - The Best Show on WFMU
- Pat Reynolds - Achewood
- Larry "Lonesome" Rhodes - A Face in the Crowd
- Rhonda - Alf Tales
- LeAnn Rhymes -] April 1997 I Was Country When I Was In School Pull Out Prank CD cover
- Ribaldi - Rigoletto
- Ricky Ricardo - I Love Lucy
- The Righteous Apples
- Manny Rivera & Los Matadores - El Tigre: The Adventures of Manny Rivera
- Riverbottom Nightmare Band - Emmet Otter's Jug-Band Christmas
- Nick Rivers - Top Secret!
- Bob Roberts
- James Roberts - Hard to Hold
- The Roches - Tiny Toon Adventures
- The Rock-afire Explosion - Chuck E. Cheese's and Showbiz Pizza
- Rock of Ages- Married...With Children, "Rock Of Ages" (not to be confused with real Californian band Rock of Ages)
- Ringo "Apple" Awaya - Shaman King
- Rock Monacle - Daisy Owl
- Rick Rocker - Inspector Gadget
- Rock Roll - The Flintstones - Season 3, The Twitch (1962)
- Rock Squared - The Suite Life of Zack & Cody
- Rock Toxin - Pop Rocks (2004)
- Rock Zilla - My Dad the Rock Star
- Rocket Boys - BECK
- The Rockin' Beats - My Little Pony Tales
- Rockula - Rockula
- Rolf - Ed, Edd n Eddy
- Rolfe the Dog - The Muppet Show, Muppets Tonight, The Jim Henson Hour
- The Rough Rhinos - Avatar: The Last Airbender
- Rodney and The Rockets - Jem
- Rod Torfulson's Armada featuring Herman Menderchuck (also Armada, also Rod Torfulson's Armada featuring Herman Menderchuck and the Dudettes) - The Kids in the Hall
- The Rolling Boulders - The Flintstones, The Pebbles and Bamm-Bamm Show
- Roofi - The Simpsons
- The Roomoans - Jem, shown in magazine in "In Search of The Stolen Album"
- Roger and The Ulcers - Doug
- Charlie Rogers - Roustabout
- Jackie Rogers Jr. - SCTV
- Roland Owens - Jem, "The Jem Jam" Parts 1 and 2, parody of Stevie Wonder
- Carlotta Romero - I Love Lucy
- Andrew Ross - Quantum Leap
- Roxanne - Glitter
- The Royal Blacksmiths - Ninjago: Masters of Spinjitzu
- Rubio The Cruel - Married...With Children
- Sheryl Rubio - Somos TĂș y Yo
- Ruby and The Rockits
- Rude Dog - Rude Dog and The Dweebs
- The Rude Noise - Samurai Pizza Cats
- The Rudies - Rudy Park
- Ruffee - Tiny Toon Adventures
- The Runaway 5 - EarthBound
- RuPa - Round House
- Rustmouth (Antonyne Cheops Smuckles) - Achewood
- Rusty Hinges and the Boys From the Brig - SpongeBob Squarepants
- Runnin' Noses - MAD Magazine, "Endangered Species of The Music World", parody of Guns N' Roses (shown on shirts and merchandise)
- Runny and the Noosebleeds - Jimmy Two-Shoes
- The Rutles
Read more about this topic: List Of Fictional Music Groups