| Artist | Title | Episode | Scene | CD |
| M Factor (Dirty Vegas Vocal Mix) | Mother Are You Ready To Play | 303 | Brian at Babyon | x |
| Mach 747 (feat Andersen) | One Day (Superstar) - (Robeter House Mix) | 510 | Gym - Em and Brian | x |
| Made By Monkeys | I Try (Peter Rauhofer Future Mix) | 407 | Babylon / Scan of Brian's testicle | x |
| Madeleine Peyroux | Dance Me To The End of Love | 512 | Restaurant - Ted & Tad love each other | Queer as Folk: The Final Season |
| Madonna | Don't Tell Me | 108 | Brian's Loft - Justin stays over | x |
| Magnetic Fields | When My Boy Walks Down The Street | 203 | Justin walks to Brian | x |
| Malina | By Your Side | 116 | The Gang's at Woody's | x |
| Mambo | Mambo Jambo | 112 | Ice Cream Kisses / Justin is on to Brian | x |
| Mambo Mambo | Perfidia Mambo | 217 | Emmett has gifts for everyone | x |
| Man 2 Man Meet Parrish | Male Stripper | 413 | Moosie's - Stripper | x |
| Mandalay (Victor Calderone's After Hour Mix) | Beautiful | 202 | The boys at Babylon | Queer as Folk: The Second Season |
| Maow | Wank | 217 | Diner - Melanie & Lindsay's Sex Issues | x |
| Marc Ferrari | Turn It Round | 108 | Michael/Emmett/Ted talking at Gym | x |
| Marilyn Manson | The Dope Show | 214 | Gary shows Justin his place | x |
| Marilyn Manson | Personal Jesus | 504 | Loft - Orgy | Queer as Folk: The Final Season |
| Marilyn Monroe | My Heart Belongs To Daddy | 207 | The debate's over?cfriends again | x |
| Marilyn Monroe/Some Like It Hot | I Wanna Be Loved By You | 404 | Deb, Michael, Hunter & Ben Watching A Movie | x |
| Mark Raa | Gato | 504 | Ted Dreams of Brian | x |
| Marmoset | Shatter The Lovely | 507 | Comic Bookstore - Justin & Michael | x |
| Massiv | Who Am I | 115 | Dale Invites Ted to his place / Having fun in the Back room | x |
| Massive Attack | Future Proof | 312 | Bar - Brian & Justin / Michael & Ben worry / Hunter picks up Cop / End Credits | 100th Window |
| Master Source | Just The Beat | 108 | Continued celebrating at Diner | x |
| Matthaus | Need U | 204 | Lindsay hops on Mel's bike | x |
| Matthew Good | Weapon | 309 | Brian and Justin in bed | Queer as Folk: The Third Season Avalanche |
| Max Walder | Samba Del Costa | 502 | Babylon and New House - So Much To Do | x |
| Me First and the Gimme Gimmes | Somewhere Over The Rainbow | 414 | Michael and Ben's Wedding Night / End Credits | x |
| Meg Lee Chin | Heavy Scene | 101 | Michael driving Jeep | Piece and Love |
| Meg Lee Chin | Heavy Scene | 105 | Jennifer at Diner talking to Debbie | Piece and Love |
| Megatrax | Love's Tender Fury | 208 | Emmett arrives at mansion | x |
| Megatrax | Romantic Moment | 209 | Ted's condo - morning hard-on | x |
| Megatrax Library | Hall of Heroes | 120 | Babylon - Justin crowned king | x |
| Melanie | I Say a Little Prayer | 117 | Melanie Sings to Gus | x |
| Mellowdrone | Beautiful Day | 405 | Michael @ Comic Book Store | x |
| Mia | Woman (early remix) | 302 | Babylon-Brian dances alone/End Credits | x |
| Michael | Ben | 209 | Woody's - Outside - Ben and Michael | x |
| Michael Chase | Liar Song | 102 | Michael talks football | x |
| Michael Chase | Liar Song | 215 | Diner - Michael convinces Justin to collaborate | x |
| Michelle Shocked | Good News | 210 | Mel & Lindsay fight about the wedding | x |
| Mick Maher | Lost Dawg | 107 | Brian In Jeep | x |
| Miguel Graca | Pineapple | 212 | Ted and Emmett at Rain | x |
| Miguel Graca | Blue Berry | 214 | Woody's | x |
| Mike Cruz presents Inaya Day & Chino Ro | Movin' Up | 204 | Brian shows Poole his new target | x |
| Mike Drury | Dancin' (Like It's the Last Day of My Life) | 102 | Michael and Justin | x |
| Mike Shepstone | B B My Baby | 220 | Torso - Ted & Emmett | x |
| Mildred Bialey (From "Squeeze me! Big Hits from a Great Lady") | There'll be Some Changes Made | 401 | Shanda Leer Sings | x |
| Millenium Project | Shades of Youth | 210 | Linsay and Mel bicker over Newspaper | x |
| Mindtrap feat. Louise Clark | Keep Rushin' | 118 | Babylon Bathroom - Ted finds Blake | x |
| Mint Royale | Shake Me | 114 | Babylon - guys dancing / End Credits | queer as folk -TV Original Soundtrack |
| Mitch Magonet | Piano Medley | 210 | Emmett meets George's Ex-wife | x |
| Mitch Magonet | Gayopolis Theme | 220 | Rage is on stage | x |
| Mo Koffman | Devil's Brew | 116 | Dr Dave & Michael argue - In Restaurant | x |
| Mogwai | Take Me Somewhere Nice | 210 | Brian Gives Capt. Astro eulogy | x |
| Mogwai | Christmas Song | 406 | Emmet reads Ted's letter - Brian and "The Bet" trick @ Babylon. | x |
| Mogwai | 2 Rights Make 1 Wrong | 511 | Brian & Justin Make Love / End Credits | x |
| Monchico | Monchico 3 (Evil P Remix) | 216 | Ted tells the guys he lied | x |
| Moonface | Roton | 201 | Newscast of glued toilet (Woody's) | x |
| Morel | True (The Faggot Is You) (Deep Dish Mix) | 214 | Emmett's finale / going away party | Queer as Folk: Club Babylon |
| Morel | Cabaret (part two) | 219 | Brian learns what really turns Ted on | x |
| Morgan Page | Pathways | 208 | Brian is feeling his age | x |
| Mott The Hoople | All The Young Dudes | 203 | Brian & Michael at Comicon | x |
| Mousse T vs Hot N Juicy | Horny | 118 | Bath House | x |
| Mozart | Larghetto | 207 | The Lame party | x |
| Mozart | Queen of the Night Aria | 312 | Emmett cleaning windows | x |
| Mozart | Queen of the Night Aria | 312 | Ted and Emmett drinking wine | x |
| Mr. Scruff | Jazz Potato | 513 | Wedding Rehearsal - Wedding is called off. | x |
| Mtrax | Trip Chick | 117 | Brian, Ted & Emmett at Liberty Diner | x |
| Murk | Time (Scumfrog Mix) | 408 | Babylon - Wet Willy Contest | x |
| Murk Vs. Kristine W | Some Lovin (Peter Rauhofer) | 310 | Brian & Justin Dancing @ Babylon | Queer as Folk: The Third Season |
| Muse | Feeling Good | 314 | Opening scene - Cops on Liberty Ave. | x |
| Music People | Zouloumania | 211 | Michael buys the statue | x |