The 6th Grammy Awards were held in 1964. They recognized accomplishments by musicians for the year 1963

Award winners:

• Record of the Year
  • Henry Mancini for "Days of Wine and Roses"

• Album of the Year (other than classical)
  • 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

• Best New Artist
  • Ward Swingle (The Swingle Singers)

Children's

• Best Recording for Children
  • Leonard Bernstein (conductor) for Bernstein Conducts for Young People performed by the New York Philharmonic

Classical

• 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

Comedy

• Best Comedy Performance
  • Allan Sherman for "Hello Mudduh, Hello Faddah"

Composing and arranging

• 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"

Country

• Best Country & Western Recording
  • Bobby Bare for "Detroit City"

Folk

• Best Folk Recording
  • Peter, Paul and Mary for "Blowin' in the Wind"

Gospel

• Best Gospel or Other Religious Recording (Musical)
  • Soeur Sourire for "Dominique"

Jazz

• Best Instrumental Jazz Performance - Soloist or Small Group
  • Bill Evans for Conversations With Myself
• Best Instrumental Jazz Performance - Large Group
  • Woody Herman for Encore: Woody Herman, 1963
• Best Original Jazz Composition
  • Steve Allen & Ray Brown (composers) for "Gravy Waltz" performed by Steve Allen

Musical Show

• Best Score From an Original Cast Show Album
  • Jerry Bock, Sheldon Harnick (composers) & the original cast (Barbara Cook, Jack Cassidy, Barbara Baxley, Daniel Massey, Nathaniel Frey, Ralph Williams & Jo Wilder) for She Loves Me

Packaging and Notes

• Best Album Cover - Classical
  • Robert M. Jones (art director) for Puccini: Madama Butterfly conducted by Erich Leinsdorf
• Best Album Cover - Other Than Classical
  • John Berg (art director) for The Barbra Streisand Album performed by Barbra Streisand
• Best Album Notes
  • Stanley Dance & Leonard Feather (notes writers) for The Ellington Era performed by Duke Ellington

Pop

• Best Vocal Performance, Female
  • Barbra Streisand for The Barbra Streisand Album
• Best Vocal Performance, Male
  • Jack Jones for "Wives and Lovers"
• Best Performance by a Vocal Group
  • Peter, Paul and Mary for "Blowin' in the Wind"
• Best Performance by a Chorus
  • Ward Swingle for Bach's Greatest Hits performed by the Swingle Singers
• Best Performance by an Orchestra - 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
  • April Stevens & Nino Tempo for "Deep Purple"

Production and engineering

• Best Engineered Recording - Other Than Classical
  • James Malloy (engineer) for Charade performed by Henry Mancini
• Best Engineered Recording - Classical
  • Lewis W. Layton (engineer), Erich Leinsdorf (conductor) & the RCA Italiana Opera Orchestra for Puccini: Madama Butterfly
• Best Engineered Recording - Special or Novel Effects
  • Robert Fine (engineer) for Civil War Vol. II performed by Frederick Fennell

R&B

• Best Rhythm & Blues Recording
  • Ray Charles for "Busted"

Spoken

• Best Documentary, Spoken Word or Drama Recording (other than comedy)
  • Edward Albee (playwright) for Who's Afraid of Virginia Woolf? performed by Melinda Dillon, George Grizzard, Uta Hagen & Arthur Hill