M.I.A. Songs: Paper Planes - XXXO (feat. Jay-Z)
M83 Songs: Midnight City - Oblivion (feat. Susanne Sundfør)
Macklemore Songs: These Days - Good Old Days (feat. Kesha) - Glorious (feat. Skylar Grey) - And We Danced (feat. Ziggy Stardust)
Macklemore & Ryan Lewis Songs: Can't Hold Us (feat. Ray Dalton) - White Walls (feat. Schoolboy Q & Hollis) - Thrift Shop - Downtown - Same Love (feat. Mary Lambert)
Madame Monsieur Songs: Mercy (Eurovision 2018 France) - Comme un voleur (feat. Jérémy Frérot) - Comme une reine - Les lois de l'attraction (feat. Kyo)
Madcon Songs: Beggin' - Don't Worry (feat. Ray Dalton) - Liar - Glow
Mahmood Songs: Soldi
Lee Majors Songs: The Unknown Stuntman (The Fall Guy)
Cheb Mami Songs: Desert Rose (& Sting) - Meli Meli (Que m'arrive-t-il ?) - Ma Ma (Dance Mix)
Manic Street Preachers
James Dean Bradfield, Nicky Wire, Sean Moore & Richey Edwards
Songs: A Design for Life - Your Love Alone Is Not Enough (feat. Nina Persson) - If You Tolerate This Your Children Will Be Next - Autumn Song - Ocean Spray
Mann Songs: Buzzin' (feat. 50 Cent)
Maroon 5
Adam Levine, James Valentine, Jesse Carmichael, Michael Madden, Matt Flynn & Ryan Dusick
Songs: Memories - Won't Go Home Without You - This Love - She Will Be Loved - Girls Like You
Marshmello
Songs: Friends (feat. Anne-Marie) - Happier (feat. Bastille) - Be Kind (& Halsey) - Here With Me (feat. Chvrches) - Wolves (feat. Selena Gomez)
Más y Más Songs: Agua
Massive Attack
Songs: Live with Me (& Terry Callier) - Teardrop (feat. Elizabeth Fraser)
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 - Back In Your Arms Again - The Air That I Breathe - Excuse Me (I Think I've Got A Heartache) - All You Ever Do Is Bring Me Down
MAX Songs: Lights Down Low (feat. Gnash) - Love Me Less (feat. Quinn XCII)
Edward Maya Songs: Stereo Love (feat. Vika Jigulina) - This Is My Life (feat. Vika Jigulina)
Maze Songs: Golden Time Of Day (feat. Frankie Beverly) - Before I Let Go (feat. Frankie Beverly) - Joy And Pain - Happy Feelin's (feat. Frankie Beverly)
Jim McCann Songs: Grace
China Anne McClain Songs: Calling All The Monsters (From A.N.T. Farm) - What's My Name (Descendants 2) - Dynamite (From A.N.T. Farm)
The McCoys Songs: Hang On Sloopy (Single Version)
Leah McFall Songs: I Will Survive (live)
Maria Mckee
Songs: Show Me Heaven (Days of Thunder)
Gerard McMann Songs: Cry Little Sister (The Lost Boys)
Meduza
Songs: Lose Control (& Becky Hill & Goodboys) - Piece of Your Heart (feat. Goodboys)
Melanie C
Melanie Chisholm Also known as Mel C
See also: Spice Girls

Songs: When You're Gone (in duet with Bryan Adams) - Ga Ga - Here It Comes Again - Loving You (& Matt Cardle) - On The Horizon
Merk & Kremont Songs: Hands Up (feat. DNCE)
Metallica
James Hetfield, Lars Ulrich, Kirk Hammett & Robert Trujillo
Songs: Enter Sandman - Nothing Else Matters - Whiskey In The Jar - For Whom The Bell Tolls - Sad But True
MGMT
The Management
Songs: Electric Feel - Kids - Time to Pretend
John Miles Songs: Music (Was My First Love) - Try A Little Tenderness (live Wembley) (in duet with Tina Turner)
Christina Milian Songs: Dip It Low - When You Look At Me - Whatever U Want (feat. Joe Budden) - Call Me Beep Me (From the TV series Kim Possible) - AM to PM
Military Wives Choir Songs: Sing (& Gary Barlow & The Commonwealth Band) - Wherever You Are (X Factor)
Milow
Songs: Giving Up on You (Beste Zangers 2020) - Redemption Song - When the Sun Goes Down (Beste Zangers 2020) - Lay Your Worry Down (feat. Matt Simons) - Whatever It Takes
Miss Saigon
Musicals & Broadway (1989)
Claude-Michel Schoenberg & Alain Boublil

Songs: Bui Doi - Now That I've Seen Her - I'd Give My Life For You - The Movie in My Mind - Why, God, Why?
MK Songs: 17 - Always (Route 94 Remix) (feat. Alana)
Janelle Monáe Songs: We Are Young (& Fun) - What Is Love (From Rio 2 movie soundtrack) - Make Me Feel - Unbreakable (& Kelly Clarkson) - Tightrope (feat. Big Boi)
Monsters, Inc.
Music from the Motion Picture (2001) Disney·Pixar animated film
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: Tuesday Afternoon - Question - Nights in White Satin (Single Version) - The Story In Your Eyes - Nights in White Satin (Album Version)
Morecambe and Wise
Eric Morecambe & Ernie Wise
Songs: Positive Thinking - Bring Me Sunshine
Moriarty Songs: Jimmy
Mousse T. Songs: Sex Bomb (& Tom Jones) - Is It 'Cos I'm Cool? (feat. Emma Lanford) - Let's Go To Bed (& No Angels)
Wolfgang Amadeus Mozart
(1756 – 1791)
Songs: Ave verum corpus - Voi che sapete (le Mariage de Figaro) - Non so più cosa son, cosa faccio (Le nozze di Figaro)
Roberto Murolo Songs: Cu' mme (in duet with Mia Martini)
Muse
Matthew Bellamy, Dominic Howard & Christopher Wolstenholme
Songs: Feeling Good - Supermassive Black Hole - Hysteria - Panic Station - Plug In Baby
Music and Lyrics Songs: Way Back Into Love (Hugh Grant & Drew Barrymore)
Mýa
Mýa Harrison
Songs: Lady Marmalade (From Moulin Rouge! (2001 film) movie soundtrack) - Cell Block Tango (Chicago (the musical)) - Fallen - Take Me There (& Blackstreet, Mase & Blinky Blink) - Case Of The Ex
Mylo Songs: In My Arms