- Knock It Down by Fastball
- Knock Knock by The Hives
- Knock Knock by Monica
- Knock Knock by Salt N Pepa
- Knock Knock by Ufo
- Knock Me A Kiss by B.B. King
- Knock Me Down by Red Hot Chili Peppers
- Knock On Any Door by Jackson Browne
- Knock On My Door by Shakira
- Knock On The Door by Phil Ochs
- Knock On Wood by Aaron Lines
- Knock On Wood by David Bowie
- Knock On Wood by Eric Clapton
- Knock On Wood by Michael Bolton
- Knock On Wood by Prefab Sprout
- Knock Out by B.G.
- Knock Yourself Out by Jadakiss
- Knock'em Flyin' by Guided By Voices
- Knocked Down by Disciple
- Knocked Out by Babyface
- Knocked Out by Paula Abdul
- Knockin At Your Door by U-god
- Knockin on Heaven's Door by Wyclef Jean
- Knockin´ by Band Ohne Namen (B.O.N)
- Knockin' by Band Ohne Namen (B.O.N)
- Knockin' Heads Off by Lil Jon & Eastside Boyz
- Knockin' Lost John by Band, The
- Knockin' Niggaz Off by Das Efx
- Knockin' On Every Door by Roxette
- Knockin' on Heaven's Door by Guns n' roses
- Knockin' On Heaven's Door by Bob Dylan
- Knockin' On Heaven's Door by Wyclef Jean
- Knockin' On Heaven's Door by Eric Clapton
- Knockin' On Heaven's Door by George Harrison
- Knockin' On Heaven's Door by Grateful Dead
- Knockin' On Heaven's Door by Indigo Girls
- Knockin' On Heaven's Door by Warren Zevon
- Knockin' On Heavens Door by Sandy Denny
- Knockin' On Joe by Nick Cave And The Bad Seeds
- Knockin' On Your Door by John Fogerty
- Knocking 'em Down (in The City) by Iggy Pop
- Knocking 'round The Zoo by James Taylor
- Knocking At Your Back Door by Deep Purple
- Knocking Of Forbidden Doors by Enigma
- Knocking on heaven´s door by Avril Lavigne
- Knocking On Heaven's Door - Avril Lavigne by Various Artists
- Knocking on Heavens' Door by Avril Lavigne
- Knocking On Mine by Paul Westerberg
- Knocking On Your Door by Erasure
- Knocks Me Off My Feet by Donell Jones
- Knocks Me Off My Feet by Tevin Campbell
- Knot by 7 Year Bitch
- Knotty Pine by Gordon Lightfoot
- Know by System Of A Down
- Know by Arcwelder
- Know by Nick Drake
- Know Introduction by Nine
- Know It All by Shades Apart
- Know Me by Boomkat
- Know Me by P.O.D.
