M.I.A. Songs: Paper Planes - Bad Girls - XXXO (feat. Jay-Z)
M83 Songs: Midnight City - Oblivion (feat. Susanne Sundfør)
Macaco Songs: Moving (National Geographic)
Macklemore
See also: Macklemore & Ryan Lewis
Songs: And We Danced (feat. Ziggy Stardust) - No Bad Days (& Collett) - Good Old Days (feat. Kesha) - These Days - Glorious (feat. Skylar Grey)
Macklemore & Ryan Lewis
See also: Macklemore
Songs: Thrift Shop (& Wanz) - Can't Hold Us (feat. Ray Dalton) - Downtown - Same Love (feat. Mary Lambert) - White Walls (feat. Schoolboy Q & Hollis)
Madame Monsieur Songs: Comme un voleur (feat. Jérémy Frérot) - Comme une reine - Mercy (Eurovision 2018 France) - Les lois de l'attraction (feat. Kyo)
Madison Cowboy Songs: Tequila (Line Dance Party) (feat. DJ Robbie & Fabby T)
Mahmood Songs: Soldi - Brividi (& Blanco)
Majestic Songs: Rasputin (feat. Boney M.)
Lee Majors Songs: The Unknown Stuntman (The Fall Guy)
Malo (band)
Richard Bean
Songs: Suavecito
Cheb Mami Songs: Meli Meli (Que m'arrive-t-il ?) - Desert Rose (& Sting)
Soso Maness Songs: Bande organisée - Le Classico organisé (& Koba LaD, PLK, SCH, Gazo, Jul, Kofs, Guy2bezbar & Naps) - Petrouchka (& PLK)
Mara Songs: Foufoune (& Sleazy Stereo)
Mario
Mario Dewar Barrett
Songs: Let Me Love You - Kryptonite (feat. Rich Boy) - Just a Friend - Thinkin' About You
Mariza Songs: Chuva
Cory Marks Songs: Outlaws & Outsiders (& Ivan Moody, Travis Tritt & Mick Mars)
Maro Songs: Saudade, Saudade (Eurovision Portugal)
Maroon 5
Adam Levine, James Valentine, Jesse Carmichael, Michael Madden, Matt Flynn & Ryan Dusick
Songs: Memories - Moves Like Jagger (feat. Christina Aguilera) - This Love - Sugar - Beautiful Mistakes (feat. Megan Thee Stallion)
Elvis Martínez Songs: Así fue (Bachata)
Masego Songs: Tadow (& FKJ)
Massive Attack Songs: Teardrop (feat. Elizabeth Fraser) - Unfinished Sympathy - Live with Me (& Terry Callier)
Mastodon Songs: Blood and Thunder (& Neil Fallon)
Matilda the Musical (2022 film)
Also known as Roald Dahl's Matilda the Musical
See also: Matilda The Musical

Songs: The Smell of Rebellion
Matt Mason
Songs: E
Matthieu Chedid (-M-)
Songs: La Seine (& Vanessa Paradis) - Mojo - La bonne étoile - À toi (& Gail Ann Dorsey) - Belleville rendez-vous (Les triplettes de Belleville)
The Mavericks
Raul Malo, Robert Reynolds, Paul O'Rourke, Eddie Deakin, Mitchell Quinn, David Lee Holt, Nick O'Kane, Ben Peeler & Ashley Price
Songs: Dance the Night Away - All You Ever Do Is Bring Me Down - Hey Good Lookin' - Foolish Heart - Something Stupid
MAX Songs: Lights Down Low (feat. Gnash) - Love Me Less (feat. Quinn XCII) - Naked (feat. Jonas Blue)
Edward Maya Songs: Stereo Love (feat. Vika Jigulina) - This Is My Life (feat. Vika Jigulina)
Kym Mazelle Songs: Young Hearts Run Free (Romeo + Juliet)
Lizzy McAlpine
Also known as Elizabeth Catherine McAlpine
Songs: Ceilings
Jim McCann Songs: Grace
China Anne McClain
Songs: What's My Name (Descendants 2) - Calling All The Monsters (From A.N.T. Farm) - Dynamite (From A.N.T. Farm)
Marilyn McCoo Songs: You Don't Have to Be a Star (& Billy Davis Jr.)
The McCoys
Songs: Hang on Sloopy (Single Version)
Leah McFall Songs: I Will Survive (live)
Maria Mckee Songs: Show Me Heaven (Days of Thunder) - If Love Is a Red Dress (Hang Me in Rags) (Pulp Fiction)
Gerard McMann Songs: Cry Little Sister (The Lost Boys)
Meau
Meau Hewitt
Songs: Avond - Dat heb jij gedaan
Medina Songs: You And I
Meduza Songs: Paradise (feat. Dermot Kennedy) - Piece of Your Heart (feat. Goodboys) - Lose Control (& Becky Hill & Goodboys) - Tell It to My Heart (& Hozier)
Melanie C
Melanie Chisholm Also known as Mel C
See also: Spice Girls

Songs: When You're Gone (& Bryan Adams) - First Day of My Life - Loving You (& Matt Cardle)
Felix Mendelssohn Songs: Wedding March (A Midsummer Night's Dream)
Ménélik Songs: Bye Bye (& Imane D)
Mentissa
Also known as Mentissa Aziza
Songs: Et bam - Et bam (Gala des pièces jaunes) (& Vianney) - Balance - Et bam (live) - The Winner Takes It All (live) (& November Ultra & Emma Peters)
Menudo Songs: Claridad
Merk & Kremont Songs: Hands Up (feat. DNCE)
Metal Gear Solid
Songs: Snake Eater (Cynthia Harrell)
Metallica
James Hetfield, Lars Ulrich, Kirk Hammett & Robert Trujillo
Songs: If Darkness Had a Son - Whiskey in the Jar - Seek & Destroy - Enter Sandman - King Nothing
Lena Meyer-Landrut
Songs: Regenbogen (Trolls) - Strip - Wild & Free - Mama Told Me (Eurovision 2011 Germany) - Mr. Curiosity
Migos Songs: MotorSport (feat. Nicki Minaj & Cardi B) - Bad and Boujee (feat. Lil Uzi Vert) - T-Shirt - Bad Intentions (& Niykee Heaton)
Miguel
Miguel Jontel Pimentel
Songs: Sure Thing - How Many Drinks? (& Kendrick Lamar) - Power Trip (& J. Cole) - Adorn - Beautiful (& Mariah Carey)
Military Wives Choir Songs: Sing (& Gary Barlow & The Commonwealth Band) - Wherever You Are (X Factor)
Milva Songs: Zusammenleben (To Perigali)
Amedeo Minghi Songs: Vattene amore (& Mietta)
Miss Montreal
Songs: Have You Ever Seen the Rain (& Milow) - Door de wind (Beste zangers 2020) - Hoe (& Nielson) - Hey mam (Beste Zangers) - Laat me (& Stef Bos)
Miva Songs: Einmal mehr
Mods Songs: Tore Tang
Moncrieff Songs: Warm
Monifah Songs: Touch It
Monsters, Inc. Songs: If I Didn't Have You - Si je ne t'avais pas (Eric Métayer & Jacques Frantz)
Ricardo Montaner
Also known as Héctor Eduardo Reglero Montaner
See also: Mau y Ricky

Songs: Será - Me va a extrañar - Bésame - Tan enamorados - Volver
Sara Montiel Songs: Quizás, Quizás, Quizás (From Noches de Casablanca movie soundtrack)
The Moody Blues
Graeme Edge, Justin Hayward, John Lodge, Denny Laine, Mike Pinder, Ray Thomas, Clint Warwick, Rodney Clark & Patrick Moraz
Songs: Nights in White Satin (Single Version) - Nights in White Satin (Album Version) - Question - Your Wildest Dreams - I'm Just a Singer (In a Rock and Roll Band)
Moriarty
Songs: Jimmy
Motörhead
Lemmy Kilmister, Phil Campbell & Mikkey Dee
Songs: Overkill - King of Kings - Born to Raise Hell - Killed by Death - Ace of Spades
Mousse T.
Songs: Sex Bomb (& Tom Jones) - Horny '98 (feat. Hot 'n' Juicy & Inaya Day)
Mr. Wonderful (musical)
The musical 1956
Sammy Davis Jr., Chita Rivera, Hal Loman, Jack Carter & Pat Marshall

Songs: Too Close for Comfort (Sammy Davis Jr.)
Ms. Project Songs: Fiesta Boom Boom (feat. Alan Hoy)
Mae Muller Songs: I Wrote a Song (Eurovision United Kingdom)
Muse
Matthew Bellamy, Dominic Howard & Christopher Wolstenholme
Songs: Supermassive Black Hole - Ghosts (How Can I Move On) - Starlight - Uprising - Won't Stand Down
Møme Songs: Aløha (feat. Merryn Jeann)