These are the Billboard magazine R&B albums that reached number one in 1990.
Chart history
edit| Issue date | Album | Artist |
|---|---|---|
| January 6 | Tender Lover | Babyface |
| January 13 | ||
| January 20 | ||
| January 27 | Back on the Block | Quincy Jones |
| February 3 | ||
| February 10 | ||
| February 17 | ||
| February 24 | ||
| March 3 | ||
| March 10 | ||
| March 17 | ||
| March 24 | ||
| March 31 | ||
| April 7 | ||
| April 14 | ||
| April 21 | Tender Lover | Babyface |
| April 28 | Please Hammer, Don't Hurt 'Em | MC Hammer |
| May 5 | ||
| May 12 | ||
| May 19 | ||
| May 26 | ||
| June 2 | Poison | Bell Biv DeVoe |
| June 9 | Please Hammer, Don't Hurt 'Em | MC Hammer |
| June 16 | ||
| June 23 | ||
| June 30 | Johnny Gill | Johnny Gill |
| July 7 | Please Hammer, Don't Hurt 'Em | MC Hammer |
| July 14 | ||
| July 21 | ||
| July 28 | ||
| August 4 | Johnny Gill | Johnny Gill |
| August 11 | ||
| August 18 | Please Hammer, Don't Hurt 'Em | MC Hammer |
| August 25 | I'll Give All My Love to You | Keith Sweat |
| September 1 | Please Hammer, Don't Hurt 'Em | MC Hammer |
| September 8 | ||
| September 15 | ||
| September 22 | ||
| September 29 | ||
| October 6 | ||
| October 13 | ||
| October 20 | ||
| October 27 | ||
| November 3 | ||
| November 10 | ||
| November 17 | ||
| November 24 | ||
| December 1 | ||
| December 8 | ||
| December 15 | ||
| December 22 | I'm Your Baby Tonight | Whitney Houston |
| December 29 |