Nummer 1-hits in de Billboard Hot 100 in 1978
Deze hits stonden in 1978 op nummer 1 in de Billboard Hot 100
| Datum | Artiest | Titel |
| 7 januari | Bee Gees | How deep is your love |
| 14 januari | Player | Baby come back |
| 21 januari | Player | Baby come back |
| 28 januari | Player | Baby come back |
| 4 februari | Bee Gees | Stayin' alive |
| 11 februari | Bee Gees | Stayin' alive |
| 18 februari | Bee Gees | Stayin' alive |
| 25 februari | Bee Gees | Stayin' alive |
| 4 maart | Andy Gibb | (Love is) Thicker than water |
| 11 maart | Andy Gibb | (Love is) Thicker than water |
| 18 maart | Bee Gees | Night fever |
| 25 maart | Bee Gees | Night fever |
| 1 april | Bee Gees | Night fever |
| 8 april | Bee Gees | Night fever |
| 15 april | Bee Gees | Night fever |
| 22 april | Bee Gees | Night fever |
| 29 april | Bee Gees | Night fever |
| 6 mei | Bee Gees | Night fever |
| 13 mei | Yvonne Elliman | If I can't have you |
| 20 mei | Wings | With a little luck |
| 27 mei | Wings | With a little luck |
| 3 juni | Johnny Mathis & Deniece Williams | Too much, too little, too late |
| 10 juni | John Travolta & Olivia Newton-John | You're the one that I want |
| 17 juni | Andy Gibb | Shadow dancing |
| 24 juni | Andy Gibb | Shadow dancing |
| 1 juli | Andy Gibb | Shadow dancing |
| 8 juli | Andy Gibb | Shadow dancing |
| 15 juli | Andy Gibb | Shadow dancing |
| 22 juli | Andy Gibb | Shadow dancing |
| 29 juli | Andy Gibb | Shadow dancing |
| 5 augustus | Rolling Stones | Miss you |
| 12 augustus | Commodores | Three times a lady |
| 19 augustus | Commodores | Three times a lady |
| 26 augustus | Frankie Valli | Grease |
| 2 september | Frankie Valli | Grease |
| 9 september | A Taste Of Honey | Boogie oogie oogie |
| 16 september | A Taste Of Honey | Boogie oogie oogie |
| 23 september | A Taste Of Honey | Boogie oogie oogie |
| 30 september | Exile | Kiss you all over |
| 7 oktober | Exile | Kiss you all over |
| 14 oktober | Exile | Kiss you all over |
| 21 oktober | Exile | Kiss you all over |
| 28 oktober | Nick Gilder | Hot child in the city |
| 4 november | Anne Murray | You needed me |
| 11 november | Donna Summer | MacArthur Park |
| 18 november | Donna Summer | MacArthur Park |
| 25 november | Donna Summer | MacArthur Park |
| 2 december | Barbra Streisand & Neil Diamond | You don't bring me flowers |
| 9 december | Chic | Le freak |
| 16 december | Barbra Streisand & Neil Diamond | You don't bring me flowers |
| 23 december | Chic | Le freak |
| 30 december | Chic | Le freak |
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