| Period | Members | Releases |
| July – August 1963 | John Mayall – vocals, keyboards, harmonica Bernie Watson – guitar John McVie – bass Peter Ward – drums | none |
| August 1963 – April 1964 | John Mayall – vocals, keyboards, harmonica Bernie Watson – guitar John McVie – bass Martin Hart – drums | "Crawling Up a Hill" (1964) |
| April 1964 | John Mayall – vocals, keyboards, harmonica Bernie Watson – guitar John McVie – bass Hughie Flint – drums | none |
| April 1964 – April 1965 | John Mayall – vocals, keyboards, harmonica Roger Dean – guitar John McVie – bass Hughie Flint – drums | John Mayall Plays John Mayall (1965) "Crocodile Walk" (1965) |
| April – September 1965 | John Mayall – vocals, keyboards, harmonica, guitar Eric Clapton – lead guitar, backing vocals John McVie – bass Hughie Flint – drums | "I'm Your Witchdoctor" (1965) |
| September – October 1965 | John Mayall – vocals, keyboards, harmonica, guitar John Weider – lead guitar John McVie – bass Hughie Flint – drums | none |
| John Mayall – vocals, keyboards, harmonica, guitar John Slaughter – lead guitar John McVie – bass Hughie Flint – drums |
| October 1965 | John Mayall – vocals, keyboards, harmonica, guitar Geoff Krivit – lead guitar John McVie – bass Hughie Flint – drums |
| John Mayall – vocals, keyboards, harmonica, guitar Geoff Krivit – lead guitar Jack Bruce – bass Hughie Flint – drums |
| October – November 1965 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals Jack Bruce – bass Hughie Flint – drums |
| November 1965 | John Mayall – vocals, keyboards, harmonica, guitar Eric Clapton – lead guitar, backing vocals Jack Bruce – bass Hughie Flint – drums |
| November 1965 – July 1966 | John Mayall – vocals, keyboards, harmonica, guitar Eric Clapton – lead guitar, backing vocals John McVie – bass Hughie Flint – drums | Blues Breakers with Eric Clapton (1966) "Lonely Years" (1966) |
| July – September 1966 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals John McVie – bass Hughie Flint – drums | none |
| September 1966 – April 1967 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals John McVie – bass Aynsley Dunbar – drums | "Looking Back" (1966) "Sitting in the Rain" (1967) A Hard Road (1967) All My Life (1967) "Curly" (1967) Live in 1967 (2015/16) |
| April 1967 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals John McVie – bass Mickey Waller – drums | none |
| April – June 1967 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals John McVie – bass Mick Fleetwood – drums | "Double Trouble" (1967) |
| June 1967 | John Mayall – vocals, keyboards, harmonica, guitar Peter Green – lead guitar, backing vocals John McVie – bass Keef Hartley – drums | none |
| June 1967 | John Mayall – vocals, keyboards, harmonica Mick Taylor – lead guitar Terry Edmonson – rhythm guitar John McVie – bass Keef Hartley – drums Chris Mercer – saxophone Rip Kant – saxophone |
| June – August 1967 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar John McVie – bass Keef Hartley – drums Chris Mercer – saxophone Rip Kant – saxophone | Crusade (1967) |
| August – September 1967 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar John McVie – bass Keef Hartley – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone | none |
| September – October 1967 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Paul Williams – bass Keef Hartley – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone | "Suspicions" (1967) |
| October 1967 – February 1968 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Keith Tillman – bass Keef Hartley – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone | The Diary of a Band, Volume One (1968) The Diary of a Band, Volume Two (1968) |
| February – March 1968 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Keith Tillman – bass Keef Hartley – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone Henry Lowther – trumpet, cornet, violin | none |
| March – April 1968 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Andy Fraser – bass Keef Hartley – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone Henry Lowther – trumpet, cornet, violin |
| April – July 1968 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Tony Reeves – bass Jon Hiseman – drums Chris Mercer – saxophone Dick Heckstall-Smith – saxophone Henry Lowther – trumpet, cornet, violin | Bare Wires (1968) |
| August 1968 – June 1969 | John Mayall – vocals, keyboards, harmonica, guitar Mick Taylor – lead guitar Steve Thompson – bass Colin Allen – drums, tabla | Blues from Laurel Canyon (1968) |
| June 1969 – early 1970 | John Mayall – vocals, keyboards, harmonica, guitar Jon Mark – lead guitar Steve Thompson – bass Johnny Almond – saxophone, flute | The Turning Point (1969) Empty Rooms (1970) Live at the Marquee 1969 (1999) |
| Early – August 1970 | John Mayall – vocals, keyboards, harmonica, guitar Jon Mark – lead guitar Alex Dmochowski – bass Johnny Almond – saxophone, flute Duster Bennett – harmonica | none |
| August – November 1970 | John Mayall – vocals, keyboards, harmonica, guitar Harvey Mandel – lead guitar Larry Taylor – bass Don "Sugarcane" Harris – violin | USA Union (1970) |
| November 1970 – early 1971 | John Mayall – vocals, keyboards, harmonica, guitar Harvey Mandel – lead guitar Larry Taylor – bass Paul Lagos – drums Don "Sugarcane" Harris – violin | Back to the Roots (1971) |
| Early – late 1971 | John Mayall – vocals, keyboards, harmonica, guitar Gerry McGee – guitar Larry Taylor – bass | Memories (1971) |
| Late 1971 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Victor Gaskin – bass Keef Hartley – drums Fred Clark – saxophone Blue Mitchell – trumpet | Rock the Blues Tonight (1999) |
| November 1971 – March 1972 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Larry Taylor – bass Ron Selico – drums Clifford Solomon – saxophone Blue Mitchell – trumpet | Jazz Blues Fusion (1972) |
| March – April 1972 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Larry Taylor – bass Putter Smith – double bass Ron Selico – drums Clifford Solomon – saxophone Blue Mitchell – trumpet | none |
| April – June 1972 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Larry Taylor – bass Victor Gaskin – double bass Ron Selico – drums Clifford Solomon – saxophone Blue Mitchell – trumpet |
| June – July 1972 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Larry Taylor – bass Victor Gaskin – double bass Keef Hartley – drums Clifford Solomon – saxophone Blue Mitchell – trumpet |
| July 1972 – early 1973 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Larry Taylor – bass Victor Gaskin – double bass Keef Hartley – drums Clifford Solomon – saxophone Ernie Watts – saxophone Charles Owens – saxophone, flute Fred Jackson – saxophone Blue Mitchell – trumpet | Moving On (1972) |
| Early 1973 – early 1974 | John Mayall – vocals, keyboards, harmonica, guitar Freddie Robinson – guitar Victor Gaskin – bass Keef Hartley – drums Red Holloway – saxophone, flute Blue Mitchell – trumpet, flugelhorn | Ten Years Are Gone (1973) |
| March – April 1974 | John Mayall – vocals, keyboards, harmonica, guitar Jesse Ed Davis – guitar Larry Taylor – bass Soko Richardson – drums, percussion Red Holloway – saxophone, flute | none |
| May – November 1974 | John Mayall – vocals, keyboards, harmonica, guitar Randy Resnick – guitar Hightide Harris – guitar Larry Taylor – bass Soko Richardson – drums, percussion Red Holloway – saxophone, flute | The Latest Edition (1974) |
| November 1974 – early 1976 | John Mayall – vocals, keyboards, harmonica, guitar Dee McKinnie – vocals Rick Vito – guitar Larry Taylor – bass Soko Richardson – drums, percussion Jay Spell – keyboards, piano, synthesizers Don "Sugarcane" Harris – violin, vocals | New Year, New Band, New Company (1975) Notice to Appear (1975) |
| Early – late 1976 | John Mayall – vocals, keyboards, harmonica, guitar Dee McKinnie – vocals Rick Vito – guitar Larry Taylor – bass Soko Richardson – drums, percussion Jay Spell – keyboards, piano, synthesizers | A Banquet in Blues (1976) |
| Late 1976 – early 1977 | John Mayall – vocals, keyboards, harmonica, guitar Gary Rowles – lead guitar Larry Taylor – bass Frank Wilson – drums Warren Bryant – percussion Jay Spell – keyboards, piano, synthesizers Red Holloway – saxophone Jimmy Roberts – saxophone Ann Patterson – saxophone, oboe, flute David Majal Li – saxophone Nolan Smith – trumpet Bill Lamb – trombone, trumpet Pepper Watkins – backing vocals | Lots of People (1977) |
| 1977–1978 | John Mayall – vocals, keyboards, harmonica, guitar James Quill Smith – lead guitar, backing vocals Steve Thompson – bass Soko Richardson – drums | A Hard Core Package (1977) The Last of the British Blues (1978) |
| Early 1979 | John Mayall – vocals, keyboards, harmonica, guitar Maggie Parker – vocals, percussion Harvey Mandel – lead guitar Angus Thomas – bass, double bass Ruben Alvarez – drums, percussion | none |
| Early – mid-1979 | John Mayall – vocals, keyboards, harmonica, guitar Maggie Parker – vocals, percussion James Quill Smith – lead guitar, backing vocals Angus Thomas – bass, double bass Ruben Alvarez – drums, percussion |
| Mid 1979 – early 1980 | John Mayall – vocals, keyboards, harmonica, guitar Maggie Parker – vocals, percussion James Quill Smith – lead guitar, backing vocals Rick Vito – rhythm guitar Angus Thomas – bass, double bass Ruben Alvarez – drums, percussion Chris Cameron – keyboards, piano Chris Mostert – saxophone, flute | No More Interviews (1979) |
| 1980–1981 | John Mayall – vocals, keyboards, harmonica, guitar Maggie Parker – vocals, percussion James Quill Smith – lead guitar, backing vocals Kevin McCormick – bass Soko Richardson – drums | Road Show Blues (1981) |
| Mid-1981 | John Mayall – vocals, keyboards, harmonica, guitar Don McMinn – lead guitar Bobby Manuel – rhythm guitar Jeff Davis – bass Mike Gardner – drums | Return of the Bluesbreakers (1985)(studio tracks only) |