1979 Billboard Number One Hits:
December 9, 1978 – January 5, 1979:
Le Freak – Chic
January 6 – January 19:
Too Much Heaven – Bee Gees
January 20 – February 9:
Le Freak – Chic
February 10 – March 9:
Do Ya Think I’m Sexy? – Rod Stewart
March 10 – March 23:
I Will Survive – Gloria Gaynor
March 24 – April 6:
Tragedy – Bee Gees
April 7 – April 13:
I Will Survive – Gloria Gaynor
April 14 – April 20:
What A Fool Believes – The Doobie Brothers
April 21 – April 27:
Knock on Wood – Amii Stewart
April 28 – May 4:
Heart of Glass – Blondie
May 5 – June 30:
Reunited – Peaches & Herb
June 2 – June 8:
Hot Stuff – Donna Summer
June 9 – June 15:
Love You Inside Out – Bee Gees
June 16 – July 29:
Hot Stuff – Donna Summer
June 30 – July 13:
Ring My Bell – Anita Ward
July 14 – August 17:
Bad Girls – Donna Summer
August 18 – August 24:
Good Times – Chic
August 25 – October 5:
My Sharona – The Knack
October 6 – October 12:
Sad Eyes – Robert John
October 13 – October 19:
Don’t Stop ‘Til You Get Enough – Michael Jackson
October 20 – November 2:
Rise – Herb Alpert
November 3 – November 9:
Pop Muzik – M
November 10 – November 16:
Heartache Tonight – The Eagles
November 17 – November 23:
Still – The Commodores
November 24 – December 7:
No More Tears (Enough Is Enough) – Barbra Streisand & Donna Summer
December 8 – December 21:
Babe – Styx
December 22, 1979 – January 4, 1980:
Escape (The Pina Colada Song) – Rupert Holmes
(Data is compiled from various charts including Billboard’s “Pop,” “Rock,” “Airplay,” “R&B/Dance” and “Singles” Charts. “Hot 100” is the primary chart used starting October, 1958)