ScHoolboy Q
Also known as Quincy Matthew Hanley
Songs: Collard Greens (& Kendrick Lamar) - 2 On (& Tinashe) - Am I Wrong (& Anderson .Paak) - White Walls (& Macklemore & Ryan Lewis & Hollis)

Quarterflash
Songs: Harden My Heart - Find Another Fool

Suzi Quatro
Susan Kay Quatrocchio
Songs: Stumblin' In (& Chris Norman) - Can The Can - Devil Gate Drive - The Wild One - If You Can't Give Me Love

Queen
Freddie Mercury, Brian May, Roger Taylor & John Deacon

See also: We Will Rock You (musical)
Songs: Don't Stop Me Now - Crazy Little Thing Called Love - We Will Rock You - We Are The Champions - I Want to Break Free

Queen Latifah
Songs: When You're Good to Mama (Chicago (film)) - I Know Where I've Been (Hairspray (2007 film)) - Come So Far (Got So Far To Go) (From Hairspray (2007 film) movie soundtrack) - U.N.I.T.Y. - As Time Goes By (& Rod Stewart)

Queens of the Stone Age
Josh Homme, Troy Van Leeuwen, Joey Castillo, Dean Fertita & Michael Shuman
See also: Mark Lanegan
Songs: Go with the Flow - I Sat by the Ocean - You Think I Ain't Worth a Dollar, but I Feel Like a Millionaire - 3's & 7's - Make It wit Chu

Queensrÿche
Songs: Suite Sister Mary - The Needle Lies - I Don't Believe in Love - Queen of the Reich - Silent Lucidity

Quiet Riot
Songs: Metal Health (Bang Your Head) - Cum on Feel the Noize - Mama Weer All Crazee Now

Freddy Quinn
Songs: Seemann, deine Heimat ist das Meer - Die gitarre und das meer - La Paloma - Heimweh (Dort wo die Blumen blüh'n) - Junge, Komm Bald Wieder