List of Billboard number-one R&B albums of 1978
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(Redirected from List of number-one R&B albums of 1978 (U.S.))
These are the Billboard magazine R&B albums that reached number-one in 1978.
See also: 1978 in music, R&B number-one hits of 1978 (USA)
| Issue Date | Album | Artist |
| January 7 | All 'N All | Earth, Wind and Fire |
| January 14 | All 'N All | Earth, Wind and Fire |
| January 21 | All 'N All | Earth, Wind and Fire |
| January 28 | All 'N All | Earth, Wind and Fire |
| February 4 | All 'N All | Earth, Wind and Fire |
| February 11 | All 'N All | Earth, Wind and Fire |
| February 18 | Saturday Night Fever | Soundtrack / Bee Gees |
| February 25 | Saturday Night Fever | Soundtrack / Bee Gees |
| March 4 | Saturday Night Fever | Soundtrack / Bee Gees |
| March 11 | Saturday Night Fever | Soundtrack / Bee Gees |
| March 18 | Saturday Night Fever | Soundtrack / Bee Gees |
| March 25 | Bootsy? Player of the Year | Bootsy's Rubber Band |
| April 1 | Bootsy? Player of the Year | Bootsy's Rubber Band |
| April 8 | Bootsy? Player of the Year | Bootsy's Rubber Band |
| April 15 | Street Player | Rufus featuring Chaka Khan |
| April 22 | Bootsy? Player of the Year | Bootsy's Rubber Band |
| April 29 | Weekend in L.A. | George Benson |
| May 6 | Weekend in L.A. | George Benson |
| May 13 | Showdown | The Isley Brothers |
| May 20 | Showdown | The Isley Brothers |
| May 27 | Showdown | The Isley Brothers |
| June 3 | So Full Of Love | The O'Jays |
| June 10 | So Full Of Love | The O'Jays |
| June 17 | So Full Of Love | The O'Jays |
| June 24 | Natural High | The Commodores |
| July 1 | Natural High | The Commodores |
| July 8 | Natural High | The Commodores |
| July 15 | Natural High | The Commodores |
| July 22 | Natural High | The Commodores |
| July 29 | Natural High | The Commodores |
| August 5 | Natural High | The Commodores |
| August 12 | Life Is a Song Worth Singing | Teddy Pendergrass |
| August 19 | Life Is a Song Worth Singing | Teddy Pendergrass |
| August 26 | Natural High | The Commodores |
| September 2 | Blam! | The Brothers Johnson |
| September 9 | Blam! | The Brothers Johnson |
| September 16 | Blam! | The Brothers Johnson |
| September 23 | Blam! | The Brothers Johnson |
| September 30 | Blam! | The Brothers Johnson |
| October 7 | Blam! | The Brothers Johnson |
| October 14 | Blam! | The Brothers Johnson |
| October 21 | Is It Still Good to Ya | Ashford & Simpson |
| October 28 | One Nation Under a Groove | Funkadelic |
| November 4 | One Nation Under a Groove | Funkadelic |
| November 11 | One Nation Under a Groove | Funkadelic |
| November 18 | One Nation Under a Groove | Funkadelic |
| November 25 | The Man | Barry White |
| December 2 | The Man | Barry White |
| December 9 | The Man | Barry White |
| December 16 | C'est Chic | Chic |
| December 23 | C'est Chic | Chic |
| December 30 | C'est Chic | Chic |
