# List of Billboard Hot 100 number ones of 1979

Here are the Billboard Hot 100 number-one hits of 1979.
That year, 10 acts earned their first number one song: Gloria Gaynor, Amii Stewart, Blondie, Peaches & Herb, Anita Ward, The Knack, Robert John, M, Styx, and Rupert Holmes; only Blondie would ever have another number one hit. The Bee Gees and Donna Summer were the only acts to have more than one new song reach number one in 1979.

## Chart history

Key :
* The yellow background indicates the #1 song on Billboard's 1979 Year-End Chart of Pop Singles.
An asterisk (*) by a date indicates an unpublished, "frozen" week, due to the special double issues that Billboard published in print at the end of the year for their year-end charts.
| No. | Issue date | Song | Artist(s) |
| 457 | January 6 | "Too Much Heaven" | Bee Gees |
| 457 | January 13 | "Too Much Heaven" | Bee Gees |
| re | January 20 | "Le Freak" | Chic |
| re | January 27 | "Le Freak" | Chic |
| re | February 3 | "Le Freak" | Chic |
| 458 | February 10 | "Da Ya Think I'm Sexy?" | Rod Stewart |
| 458 | February 17 | "Da Ya Think I'm Sexy?" | Rod Stewart |
| 458 | February 24 | "Da Ya Think I'm Sexy?" | Rod Stewart |
| 458 | March 3 | "Da Ya Think I'm Sexy?" | Rod Stewart |
| 459 | March 10 | "I Will Survive" | Gloria Gaynor |
| 459 | March 17 | "I Will Survive" | Gloria Gaynor |
| 460 | March 24 | "Tragedy" | Bee Gees |
| 460 | March 31 | "Tragedy" | Bee Gees |
| re | April 7 | "I Will Survive" | Gloria Gaynor |
| 461 | April 14 | "What a Fool Believes" | The Doobie Brothers |
| 462 | April 21 | "Knock on Wood" | Amii Stewart |
| 463 | April 28 | "Heart of Glass" | Blondie |
| 464 | May 5 | "Reunited" | Peaches & Herb |
| 464 | May 12 | "Reunited" | Peaches & Herb |
| 464 | May 19 | "Reunited" | Peaches & Herb |
| 464 | May 26 | "Reunited" | Peaches & Herb |
| 465 | June 2 | "Hot Stuff" | Donna Summer |
| 466 | June 9 | "Love You Inside Out" | Bee Gees |
| re | June 16 | "Hot Stuff" | Donna Summer |
| re | June 23 | "Hot Stuff" | Donna Summer |
| 467 | June 30 | "Ring My Bell" | Anita Ward |
| 467 | July 7 | "Ring My Bell" | Anita Ward |
| 468 | July 14 | "Bad Girls" | Donna Summer |
| 468 | July 21 | "Bad Girls" | Donna Summer |
| 468 | July 28 | "Bad Girls" | Donna Summer |
| 468 | August 4 | "Bad Girls" | Donna Summer |
| 468 | August 11 | "Bad Girls" | Donna Summer |
| 469 | August 18 | "Good Times" | Chic |
| 470 | August 25 | "My Sharona" | The Knack |
| 470 | September 1 | "My Sharona" | The Knack |
| 470 | September 8 | "My Sharona" | The Knack |
| 470 | September 15 | "My Sharona" | The Knack |
| 470 | September 22 | "My Sharona" | The Knack |
| 470 | September 29 | "My Sharona" | The Knack |
| 471 | October 6 | "Sad Eyes" | Robert John |
| 472 | October 13 | "Don't Stop 'Til You Get Enough" | Michael Jackson |
| 473 | October 20 | "Rise" | Herb Alpert |
| 473 | October 27 | "Rise" | Herb Alpert |
| 474 | November 3 | "Pop Muzik" | M |
| 475 | November 10 | "Heartache Tonight" | Eagles |
| 476 | November 17 | "Still" | Commodores |
| 477 | November 24 | "No More Tears (Enough Is Enough)" | Barbra Streisand and Donna Summer |
| 477 | December 1 | "No More Tears (Enough Is Enough)" | Barbra Streisand and Donna Summer |
| 478 | December 8 | "Babe" | Styx |
| 478 | December 15 | "Babe" | Styx |
| 479 | December 22 | "Escape (The Piña Colada Song)" | Rupert Holmes |
| 479 | December 29* | "Escape (The Piña Colada Song)" | Rupert Holmes |

## Number-one artists

List of number-one artists by total weeks at number one :
| Position | Artist | Weeks at No. 1 |
| 1 | Donna Summer | 10 |
| 2 | The Knack | 6 |
| 3 | Bee Gees | 5 |
| 4 | Rod Stewart | 4 |
| 4 | Peaches & Herb | 4 |
| 4 | Chic | 4 |
| 7 | Gloria Gaynor | 3 |
| 8 | Anita Ward | 2 |
| 8 | Herb Alpert | 2 |
| 8 | Barbra Streisand | 2 |
| 8 | Styx | 2 |
| 8 | Rupert Holmes | 2 |
| 13 | The Doobie Brothers | 1 |
| 13 | Amii Stewart | 1 |
| 13 | Blondie | 1 |
| 13 | Robert John | 1 |
| 13 | Michael Jackson | 1 |
| 13 | M | 1 |
| 13 | Eagles | 1 |
| 13 | Commodores | 1 |