The 6th Grammy Awards were held in 1964. They recognized accomplishments by musicians for the year 1963
- Record of the Year
- Henry Mancini for "Days of Wine and Roses"
- Henry Mancini for "Days of Wine and Roses"
- Album of the Year (other than classical)
- Barbra Streisand for The Barbra Streisand Album
- Barbra Streisand for The Barbra Streisand Album
- Song of the Year
- Henry Mancini & Johnny Mercer (songwriters) for "Days of Wine and Roses" performed by Henry Mancini
- Henry Mancini & Johnny Mercer (songwriters) for "Days of Wine and Roses" performed by Henry Mancini
- Best New Artist
- Ward Swingle (The Swingle Singers)
- Ward Swingle (The Swingle Singers)
- Best Recording for Children
- Leonard Bernstein (conductor) for Bernstein Conducts for Young People performed by the New York Philharmonic
- Leonard Bernstein (conductor) for Bernstein Conducts for Young People performed by the New York Philharmonic
- Best Classical Performance - Orchestra
- Erich Leinsdorf (conductor) & the Boston Symphony Orchestra for Bartók: Concerto for Orchestra
- Best Classical Performance - Vocal Soloist (with or without orchestra)
- Skitch Henderson (conductor), Leontyne Price & the RCA Orchestra for Great Scenes From Gershwin's Porgy and Bess
- Best Opera Recording
- Erich Leinsdorf (conductor), Rosalind Elias, Leontyne Price, Richard Tucker & the RCA Italiana Opera Orchestra for Puccini: Madama Butterfly
- Best Classical Performance - Choral (other than opera)
- Benjamin Britten (conductor), Edward Chapman, David Willcocks (choir directors), the Bach Choir, Highgate School Choir & the London Symphony Orchestra & Choir for Britten: War Requiem
- Best Classical Performance - Instrumental Soloist or Soloists (with orchestra)
- Erich Leinsdorf (conductor), Artur Rubinstein & the Boston Symphony Orchestra for Tchaikovsky: Piano Concerto No. 1 in B Flat Minor
- Best Classical Performance - Instrumental Soloist or Duo (without orchestra)
- Vladimir Horowitz for The Sound of Horowitz
- Best Classical Music Performance - Chamber Music
- Julian Bream for Evening of Elizabethan Music performed by the Julian Bream Consort
- Best Classical Composition by a Contemporary Composer
- Benjamin Britten (composer & conductor) & the London Symphony Orchestra for Britten: War Requiem
- Best Classical Album
- Benjamin Britten (conductor) & the London Symphony Orchestra for Britten: War Requiem
- Most Promising New Classical Recording Artist
- Andre Watts
- Andre Watts
- Best Comedy Performance
- Allan Sherman for "Hello Mudduh, Hello Faddah"
- Allan Sherman for "Hello Mudduh, Hello Faddah"
- Best Instrumental Theme
- Riz Ortolani (composer) for "More - Theme From Mondo Cane"
- Best Original Score from a Motion Picture or Television Show
- John Addison (composer) for Tom Jones
- Best Instrumental Arrangement
- Quincy Jones (arranger) for "I Can't Stop Loving You" performed by Count Basie
- Best Background Arrangement
- Henry Mancini (arranger) for "Days of Wine and Roses"
- Henry Mancini (arranger) for "Days of Wine and Roses"
- Best Country & Western Recording
- Bobby Bare for "Detroit City"
- Bobby Bare for "Detroit City"
- Best Folk Performance
- Peter, Paul and Mary for "Blowin' in the Wind"
- Peter, Paul and Mary for "Blowin' in the Wind"
- Best Gospel or Other Religious Recording
- Soeur Sourire for "Dominique"
- Soeur Sourire for "Dominique"
- Best Instrumental Jazz Performance, Individual or Group
- Bill Evans for Conversations With Myself
- Best Large Jazz Ensemble Performance
- Woody Herman for Encore: Woody Herman, 1963
- Best Original Jazz Composition
- Ray Brown & Steve Allen (composers) for "Gravy Waltz" performed by Steve Allen
- Ray Brown & Steve Allen (composers) for "Gravy Waltz" performed by Steve Allen
- Best Musical Show Album
- Sheldon Harnick (composer) for She Loves Me performed by the original cast
- Sheldon Harnick (composer) for She Loves Me performed by the original cast
- Best Album Cover
- John Berg (art director) for The Barbra Streisand Album performed by Barbra Streisand
- Best Album Cover, Classical
- Robert M. Jones (art director) for Puccini: Madama Butterfly conducted by Erich Leinsdorf
- Best Album Notes
- Leonard Feather & Stanley Dance (notes writers) for The Ellington Era performed by Duke Ellington
- Leonard Feather & Stanley Dance (notes writers) for The Ellington Era performed by Duke Ellington
- Best Female Pop Vocal Performance
- Barbra Streisand for The Barbra Streisand Album
- Best Male Pop Vocal Performance
- Jack Jones for "Wives and Lovers"
- Best Pop Performance by a Duo or Group with Vocal
- Peter, Paul and Mary for "Blowin' in the Wind"
- Best Performance by a Chorus
- Ward Swingle for Bach's Greatest Hits
- Best Performance by a Band for Dancing
- Count Basie for This Time by Basie! Hits of the 50's and 60's
- Best Performance by an Orchestra or Instrumentalist With Orchestra, Not for Jazz or Dancing
- Al Hirt for "Java"
- Best Rock and Roll Recording
- Nino Tempo for "Deep Purple" performed by April Stevens & Nino Tempo
- Nino Tempo for "Deep Purple" performed by April Stevens & Nino Tempo
- Best Engineered Recording, Non-Classical
- James Malloy (engineer) for Charade performed by Henry Mancini
- Robert Fine (engineer) for Civil War Vol. II performed by Frederick Fennell
- Best Classical Engineered Recording
- Lewis W. Layton (engineer) for Puccini: Madama Butterfly conducted by Erich Leinsdorf
- Lewis W. Layton (engineer) for Puccini: Madama Butterfly conducted by Erich Leinsdorf
- Best Rhythm & Blues Performance
- Ray Charles for "Busted"
- Ray Charles for "Busted"
- Best Spoken Word or Non-musical Album
- Edward Albee (playwright) for Who's Afraid of Virginia Woolf? performed by the original cast.
- Edward Albee (playwright) for Who's Afraid of Virginia Woolf? performed by the original cast.
Other Grammy Award Years
1959 | 1960 | 1961 | 1962 | 1963 | 1964 | 1965 | 1966 | 1967 | 1968 | 1969 | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 | 1979 | 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003