M.I.A. Songs: Paper Planes - XXXO (feat. Jay-Z)
M83 Songs: Midnight City - Oblivion (feat. Susanne Sundfør)
See also: Macklemore & Ryan Lewis
Songs: Good Old Days (feat. Kesha) - And We Danced (feat. Ziggy Stardust) - These Days - Glorious (feat. Skylar Grey)
Macklemore & Ryan Lewis
See also: Macklemore
Songs: Can't Hold Us (feat. Ray Dalton) - Thrift Shop - Same Love (feat. Mary Lambert) - Downtown - White Walls (feat. Schoolboy Q & Hollis)
Jeangu Macrooy Songs: Birth of a New Age (Eurovision)
Mad Cobra Songs: Flex
Madame Songs: Voce
Madison Cowboy Songs: Tequila (Line Dance Party) (feat. DJ Robbie & Fabby T)
Maejor Songs: Lolly (feat. Justin Bieber & Juicy J) - I Love You (feat. Greeicy)
Juan Magán Songs: Noche y de día - Por fin te encontré (& Cali & El Dandee & Sebastian Yatra) - Baila Conmigo (feat. Luciana) - Mariah - Un momento (& Inna)
Songs: Rasputin (feat. Boney M.)
Malo Songs: Suavecito
Cheb Mami Songs: Desert Rose (& Sting) - Meli Meli (Que m'arrive-t-il ?)
Songs: Zitti e Buoni (Eurovision 2021 Italy) - Torna a casa
Mario Dewar Barrett
Songs: Just a Friend - Let Me Love You - Kryptonite (feat. Rich Boy) - Thinkin' About You
Maroon 5
Adam Levine, James Valentine, Jesse Carmichael, Michael Madden, Matt Flynn & Ryan Dusick
Songs: Memories - Beautiful Mistakes (feat. Megan Thee Stallion) - This Love - Sunday Morning - Misery
Massive Attack Songs: Teardrop (feat. Elizabeth Fraser) - Live with Me (& Terry Callier)
Matt Mason
Songs: E
The Mavericks
Raul Malo, Robert Reynolds, Paul O'Rourke, Eddie Deakin, Mitchell Quinn, David Lee Holt, Nick O'Kane, Ben Peeler & Ashley Price
Songs: All You Ever Do Is Bring Me Down - Back In Your Arms Again - Oh What A Thrill - Dance the Night Away - Call Me The Breeze
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)
feat. Frankie Beverly
Songs: Can't Get Over You - We Are One (feat. Frankie Beverly) - Before I Let Go (feat. Frankie Beverly) - Back in Stride (feat. Frankie Beverly) - Happy Feelin's (feat. Frankie Beverly)
Jim McCann Songs: Grace
China Anne McClain Songs: What's My Name (Descendants 2) - Dynamite (From A.N.T. Farm) - Calling All The Monsters (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)
Maria Mckee Songs: Show Me Heaven (Days of Thunder)
Gerard McMann Songs: Cry Little Sister (The Lost Boys)
Songs: Paradise (feat. Dermot Kennedy) - Piece of Your Heart (feat. Goodboys) - Lose Control (& Becky Hill & Goodboys)
John Mellencamp
John Cougar Mellencamp
Songs: Crumblin' Down - Jack & Diane - Hurts So Good (From Footloose (1984 film) movie soundtrack) - Cherry Bomb - Pink Houses
Idina Menzel
Songs: Into the Unknown (& Aurora) - Let It Go (Frozen) - For Good (From Wicked (musical) musical) - Show Yourself (From Frozen 2 movie soundtrack) - For The First Time In Forever (& Kristen Bell)
Merk & Kremont Songs: Hands Up (feat. DNCE)
James Hetfield, Lars Ulrich, Kirk Hammett & Robert Trujillo
Songs: Ride the Lightning - Nothing Else Matters - Enter Sandman - Turn The Page - Blackened
The Management
Songs: Time to Pretend - Electric Feel - Kids
Migos Songs: MotorSport (feat. Nicki Minaj & Cardi B) - Bad and Boujee (feat. Lil Uzi Vert) - T-Shirt
Miguel Jontel Pimentel
Songs: All I Want Is You (& J. Cole) - Sure Thing - Adorn - Power Trip (& J. Cole) - Lost in Your Light (& Dua Lipa)
Military Wives Choir Songs: Sing (& Gary Barlow & The Commonwealth Band) - Wherever You Are (X Factor)
Milk & Honey
Chalav U'Dvash
Songs: Hallelujah - Hallelujah (הללויה Hebrew version) (& Gali Atari)
Les Misérables (film)
Musical film 2012
See also: Les Misérables (musical) & Les Misérables (comédie musicale)

Songs: Stars - Bring Him Home - I Dreamed a Dream (Anne Hathaway) - Suddenly (Hugh Jackman) - On My Own (Samantha Barks)
Miss Montreal Songs: Have You Ever Seen the Rain (& Milow) - Door de wind (Beste zangers 2020) - Laat me (& Stef Bos) - Hey mam (Beste Zangers) - Ik zoek alleen mezelf (feat. Paskal Jakobsen)
Tony Oller & Malcolm David Kelley
Songs: Classic - God Only Knows - Thank You
Mods Songs: Tore Tang
Monifah Songs: Touch It
Monsters, Inc. Songs: If I Didn't Have You - Si je ne t'avais pas (Eric Métayer & Jacques Frantz)
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) - Tuesday Afternoon - Your Wildest Dreams - The Story In Your Eyes - Nights in White Satin (Album Version)
Alain Morisod Songs: River Blue (& Sweet People) - Une chanson italienne (& Sweet People) - Adieu et bonne chance (& Sweet People) - Le marchand de bonheur (& Sweet People)
Lemmy Kilmister, Phil Campbell & Mikkey Dee
Songs: Ace Of Spades
Mousse T.
Songs: Sex Bomb (& Tom Jones) - Horny '98 (feat. Hot 'n' Juicy & Inaya Day)
Mr. Big
Eric Martin, Paul Gilbert, Billy Sheehan & Pat Torpey
Songs: To Be With You - Green-Tinted Sixties Mind - Wild World - Just Take My Heart
Jason Mraz
Songs: I'm Yours - Have It All - Lucky (& Colbie Caillat) - I Won't Give Up - Butterfly ((You've Got It All))
Matthew Bellamy, Dominic Howard & Christopher Wolstenholme
Songs: Uprising - Resistance - Big Freeze - Feeling Good - Explorers