| Song title Bold titles have been released in some form (?) indicates song title unconfirmed (Name) in brackets indicates artist if not credited as ABBA (or Björn & Benny, Agnetha & Frida) | First known recording or performance date (?) indicates date not known or unconfirmed (NR) indicates song not recorded |
| I Am An A | January 1977 |
| I Am An A (early demo version) | Late 1976 |
| I Am A Seeker | 25 May 1981 |
| I Am A Tiger | 19 July 1976 |
| I Am Just A Girl | early 1973 (?) |
| I Am Musician | 25 May 1981 |
| I Am The City | 8 May 1982 |
| I Am The City (remastered) | 2008 |
| I Believe In You | 19 July 1977 |
| I Can Be That Woman | January 2019 (?) |
| I Can Do It | 6 February 1979 |
| Ich Hab Angst | 17 August 1978 |
| I’d Give Anything To Be Back Home In… | 21 March 1972 |
| I Do, I Do, I Do, I Do, I Do | 21 February 1975 |
| I Do, I Do, I Do, I Do, I Do | Benny Anderssons Orkester | July 2004 |
| I Do, I Do, I Do, I Do, I Do (early version) | 21 February 1975 |
| I Do, I Do, I Do, I Do, I Do (extended) | 1988 |
| I Do, I Do, I Do, I Do, I Do (Fram.) | 1975 |
| I Do, I Do, I Do, I Do, I Do | Pierce Brosnan, Meryl Streep & Full Cast | February 2007 |
| I Do, I Do, I Do, I Do, I Do (TV edit) | April 1975 |
| If I Could Talk To The Animals | Moomba Parade Brass Band | March 1977 |
| If It Wasn’t For The Nights | 8 November 1978 |
| If It Wasn’t For The Nights (4.07 edit) | May 1981 (?) |
| If It Wasn’t For The Nights (UK TV version) | December 1978 (?) |
| If It Wasn’t For The Nights (Japanese TV version) | November 1978 (?) |
| If It Wasn’t For The Nights (Miami version) | 1 February 1979 |
| If You Love Me Let Me Know | 8 May 1978 |
| I Have A Dream | 27 March 1979 |
| I Have A Dream (4.14 edit) | 1980 |
| I Have A Dream (4.29 edit) | 1988 |
| I Have A Dream | Amanda Seyfried | February 2007 |
| I Have A Dream | Benny Andersson | December 2023 |
| I Have A Dream | Frida | 20 May 1984 |
| I Have A Dream | Frida & Dan Daniel | 2003 |
| I Have A Dream | Lily James | 2017 |
| I Have A Dream (Japanese version) | March 1980 |
| I Have A Dream (prologue) | Amanda Seyfried | February 2007 |
| I Have A Dream (TV version) | 13 November 1982 |
| I Just Want To Be Your Everything | 8 May 1978 |
| I Just Wasn’t Thinking | 1988 (NR) |
| I Know A Song | 15 March 1979 |
| I Know Him So Well/Thank You For The Music | Benny Anderssom | March 1987 |
| I Know There’s Something Going On | Frida | circa 17 February – 31 March 1982 |
| I Know There’s Something Going On (single edit) | Frida | circa 17 February – 31 March 1982 |
| I Let The Music Speak | 3 September 1981 |
| I Let The Music Speak | Benny Andersson | Early 2017 |
| I Let The Music Speak (remastered) | 1997 |
| I’m A Marionette | 19 July 1977 |
| I’m A Marionette (live) | January 1977 |
| I’m Gonna Sing You A Lovesong | 13 December 1973 |
| I’m Just A Girl | early 1973 (?) |
| I’m Still Alive | September 1979 |
| I’m The Tiger | 20 July 1976 |
| Ing. Saltet | 16 October 1974 |
| Intermezzo | 11 December 1974 |
| Intermezzo no 1 | 11 December 1974 |
| Intermezzo nr. 1 | 11 December 1974 |
| In The Arms Of Rosalita | 13 December 1978 |
| In The Can | Date not known (NR) |
| In The Mood | January 1977 |
| In The Waiting Room Of Love | Date not known (NR) |
| I Saw It In The Mirror | 15 March 1973 |
| I Saw It In The Mirror | Billy G-son | 27 February 1970 |
| I Still Have Faith In You | June 2017 |
| I Still Have Faith In You | Benny Andersson | 25 January 2019 |
| I Still Have Faith In You | Benny Andersson | 2021 |
| I Still Have Faith In You | Benny Andersson | 3 September 2021 |
| I Still Have Faith In You introduction | 2 September 2021 |
| It’s Alright Darling | 1988 (NR) |
| It’s Been Swell | 1988 (NR) |
| It’s Better Now | 1979 (?) |
| I’ve Been Waiting For You | 15 September 1974 |
| I’ve Been Waiting For You | Amanda Seyfried, Christine Baranski & Julie Walters | 2017 |
| I’ve Been Waiting For You (4.45 extended) | April 1975 (?) |
| I Want You | 4 August 1975 |
| I Wonder (Departure) | 2 August 1977 |
| I Wonder (Departure) | Benny Andersson | Early 2017 |
| I Wonder (Departure) | Lily James, Jessica Keenan Wynn & Alexa Davies | 2017 |
| I Wonder (Departure) | ABBA Voyage | 26 May 2022 |
| I Wonder (Departure) (live) | January 1977 |
ABBA Omnibus 