List of Billboard number-one R&B albums of 1991
These are the Billboard magazine R&B albums that reached number one in 1991.
See also: 1991 in music, R&B number-one hits of 1991 (USA)
Chart history
| Issue date | Album | Artist | 
|---|---|---|
| January 5 | I'm Your Baby Tonight | Whitney Houston | 
| January 12 | ||
| January 19 | ||
| January 26 | ||
| February 2 | The Future | Guy | 
| February 9 | ||
| February 16 | ||
| February 23 | Do Me Again | Freddie Jackson | 
| March 2 | ||
| March 9 | I'm Your Baby Tonight | Whitney Houston | 
| March 16 | ||
| March 23 | Business as Usual | EPMD | 
| March 30 | ||
| April 6 | Ralph Tresvant | Ralph Tresvant | 
| April 13 | ||
| April 20 | Hi-Five | Hi-Five | 
| April 27 | New Jack City | Soundtrack / Various artists | 
| May 4 | ||
| May 11 | ||
| May 18 | ||
| May 25 | ||
| June 1 | ||
| June 8 | ||
| June 15 | ||
| June 22 | Power of Love | Luther Vandross | 
| June 29 | ||
| July 6 | Make Time for Love | Keith Washington | 
| July 13 | ||
| July 20 | Power of Love | Luther Vandross | 
| July 27 | ||
| August 3 | Jungle Fever | Soundtrack / Stevie Wonder | 
| August 10 | ||
| August 17 | Power of Love | Luther Vandross | 
| August 24 | Cooleyhighharmony | Boyz II Men | 
| August 31 | ||
| September 7 | Boyz n the Hood | Soundtrack / Various artists | 
| September 14 | ||
| September 21 | ||
| September 28 | ||
| October 5 | Can You Stop the Rain | Peabo Bryson | 
| October 12 | ||
| October 19 | Good Woman | Gladys Knight | 
| October 26 | Different Lifestyles | BeBe & CeCe Winans | 
| November 2 | ||
| November 9 | As Raw As Ever | Shabba Ranks | 
| November 16 | Forever My Lady | Jodeci | 
| November 23 | Apocalypse 91... The Enemy Strikes Black | Public Enemy | 
| November 30 | Forever My Lady | Jodeci | 
| December 7 | Diamonds and Pearls | Prince and The New Power Generation | 
| December 14 | Death Certificate | Ice Cube | 
| December 21 | ||
| December 28 |