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

Quarterflash
Songs: Harden My Heart - Find Another Fool

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

Dimash Qudaibergen
Also known as Димаш Құдайберген
Songs: SOS d'un terrien en détresse

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

See also: We Will Rock You (musical)
Songs: Crazy Little Thing Called Love - Don't Stop Me Now - We Will Rock You - Bohemian Rhapsody - We Are The Champions

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

Queens of the Stone Age
Josh Homme, Troy Van Leeuwen, Joey Castillo, Dean Fertita & Michael Shuman
See also: Mark Lanegan
Songs: Make It wit Chu - I Sat by the Ocean - No One Knows - Go with the Flow - You Think I Ain't Worth a Dollar, but I Feel Like a Millionaire

Queensrÿche
Songs: The Needle Lies - Best I Can - Eyes of a Stranger - Breaking the Silence - Walk in the Shadows

Freddy Quinn
Songs: Unter fremden Sternen - Die gitarre und das meer - Nimm uns mit, Kapitän, auf die Reise - Junge, Komm Bald Wieder - Seemann, deine Heimat ist das Meer