2000 - C188 - Papercuts Fanzine (issue 4) (UK) compilation CD album of various artists featuring: ANT - Easy
2003 - GoJonnygogogogo 3 - festival sampler (UK) compilation CD album of various artists featuring: ANT - The Trick
2004 - Acuarela Songs 3 - Acuarela Discos (ES) compilation CD of various artists featuring: ANT - All These Impossible Pictures I Paint In My Head
2006 - Hark! The Filthy Angels Sing - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Let It Snow (Vaughn Monroe cover)
2007 - The Filth Of Christmas Past - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Let It Snow (Vaughn Monroe cover)
2008 - Lectura Y El Escuchar 閱讀好音樂 - Avant Garden Records (TW) promotional compilation CD album of various artists featuring: ANT - We Didn't Move A Muscle
2009 - Oh Come All Ye Filthy - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Let It Snow (Vaughn Monroe cover)
2010 - Between Two Waves -Eardrums Pop (NO) digital compilation album of various artists featuring: Crying No Tears - Loud Off (featuring ANT)
2011 - Filthy Navidad - Filthy Little Angels (UK/US) 4 volume digital compilation album of various artists featuring: ANT - Let It Snow (Vaughn Monroe cover) + ANT - Home (Clifford T. Ward cover)
2014 - Between Two Waves - The Second Wave - EardrumsPop (NO) digital compilation album of various artists featuring: Where Did The Day Go? by Crimson And The Sunbird (a collaboration between ANT, Loud Off & Adam Kirk)
2002 - Hit Music Only - Heavenly Pop Hits (SE) compilation CD album of various artists featuring: ANT - That Shining Smile
2003 - Today's Best Music - Pop Rock Rock + Roll Music Magazine (GR) comp CD various artists feat: ANT - The Silence Has Broken
2005 - Have Yourself A filthy Little Christmas - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Those Memories (acoustic demo)
2007 - Let It Bee - My Honey Records (IT) compilation CD album of various artists with bee/honey themed songs featuring: ANT - He's The Bee's Knees
2008 - Thermos 10 - Thermos Bar Ancona (IT) compilation CD album of various artists who have played at the Thermos featuring: ANT - The Silence Has Broken
2009 - Birdsongs Beesongs -EardrumsPop (NO) digital compilation album of various artists featuring: ANT - Magpies (acoustic version)
2010 - Music & Migration - Second Language (DK/UK) compilation CD album of various artists for the birds featuring: ANT - Magpies (demo)
2010 - Fight Night 2010 La Compilation - i400 calci (IT) digital compilation album of various artists featuring: ANT - Ride On (AC/DC cover)
2011 - To Unwrap Loudly - We Were Never Being Boring (IT) digital compilation album of various artists featuring: ANT -Somewhere Quiet We Could Go (demo)
2014 - 21 Songs For John - Unwashed Territories (UK) digital compilation album of various artists featuring: Antony Harding - Light This Love And Watch It Burn (demo)
2000 - BRUMARIO - Acuarela Discos (ES) compilation CD of various artists featuring: ANT - Not Sleeping The Same Way
2004 - This Is Pokonst And We Love You (POPK02) (SE) compilation CD album of various artists featuring: ANT -The Trick
2006 - Down To Grease On Holiday - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Those Magic Changes (Sha Na Na cover)
2007 - Tis The Season To Be Filthy - Filthy Little Angels (UK/US) digital compilation album of various artists featuring: ANT - Home (Clifford T.Ward cover)
2008 - Summer's Here - EardrumsPop (NO) digital compilation album of various artists featuring: ANT - Please Please Please Let Me Get What I Want (The Smiths cover)
2009 - X Music Magazine - (CN) compilation CD free with the magazine of various artists featuring: ANT - Time I Was Gone
2010 - Ondadrops Vol.1: Do You Know The Way To Blue? -Ondarock (IT) digital compilation album of various artists featuring: ANT - Kisses On A Plate (demo)
2011 - A Polaroid For Christmas 2011 - Polaroid Blog (IT) digital compilation album of various artists featuring: ANT - Waiting For Midnight (exclusive song)
2012 - Some Alternate Universe - Audio Antihero Records (UK) digital compilation album of various artists featuring: ANT - Me (Rhatigan cover)
2015 - Hi-Five! - EardrumsPop (NO) digital compilation album of various artists featuring: Antony Harding - Light This Love And Watch It Burn (drums version)
2018 - The Desperation Club - Audio Anti-Hero (US) digital compilation album of various artists featuring: Antony Harding - Mother Sea (Cloud cover)