Nummer 1-hits in de Nederlandse Top 40 in 1978
Deze hits stonden in 1978 op nummer 1 in de Nederlandse Top 40:
| Datum | Artiest | Titel |
| 7 januari | Wings | Mull of Kintyre |
| 14 januari | Wings | Mull of Kintyre |
| 21 januari | Wings | Mull of Kintyre |
| 28 januari | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 4 februari | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 11 februari | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 18 februari | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 25 februari | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 4 maart | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 11 maart | Scott Fitzgerald & Yvonne Keeley | If I had words |
| 18 maart | Blondie | Denis |
| 25 maart | Blondie | Denis |
| 1 april | Blondie | Denis |
| 8 april | Bee Gees | Stayin' alive |
| 15 april | Bee Gees | Stayin' alive |
| 22 april | Bee Gees | Stayin' alive |
| 29 april | Boney M | Rivers of Babylon / Brown girl in the ring |
| 6 mei | Boney M | Rivers of Babylon / Brown girl in the ring |
| 13 mei | Boney M | Rivers of Babylon / Brown girl in the ring |
| 20 mei | Boney M | Rivers of Babylon / Brown girl in the ring |
| 27 mei | Boney M | Rivers of Babylon / Brown girl in the ring |
| 3 juni | Boney M | Rivers of Babylon / Brown girl in the ring |
| 10 juni | Boney M | Rivers of Babylon / Brown girl in the ring |
| 17 juni | Boney M | Rivers of Babylon / Brown girl in the ring |
| 24 juni | Boney M | Rivers of Babylon / Brown girl in the ring |
| 1 juli | John Travolta & Olivia Newton-John | You're the one that I want |
| 8 juli | John Travolta & Olivia Newton-John | You're the one that I want |
| 15 juli | John Travolta & Olivia Newton-John | You're the one that I want |
| 22 juli | John Travolta & Olivia Newton-John | You're the one that I want |
| 29 juli | John Travolta & Olivia Newton-John | You're the one that I want |
| 5 augustus | John Travolta & Olivia Newton-John | You're the one that I want |
| 12 augustus | John Travolta & Olivia Newton-John | You're the one that I want |
| 19 augustus | John Travolta & Olivia Newton-John | You're the one that I want |
| 26 augustus | John Travolta & Olivia Newton-John | You're the one that I want |
| 2 september | Luv' | You're the greatest lover |
| 9 september | Luv' | You're the greatest lover |
| 16 september | Luv' | You're the greatest lover |
| 23 september | Luv' | You're the greatest lover |
| 30 september | Frankie Valli | Grease |
| 7 oktober | Frankie Valli | Grease |
| 14 oktober | Olivia Newton-John | Hopelessly devoted to you |
| 21 oktober | Olivia Newton-John | Hopelessly devoted to you |
| 28 oktober | Olivia Newton-John | Hopelessly devoted to you |
| 4 november | Olivia Newton-John | Hopelessly devoted to you |
| 11 november | 10CC | Dreadlock holiday |
| 18 november | 10CC | Dreadlock holiday |
| 25 november | 10CC | Dreadlock holiday |
| 2 december | Foxy | Get off |
| 9 december | Foxy | Get off |
| 16 december | Luv' | Trojan horse |
| 23 december | Meat Loaf | Paradise by the dashboard light |
| 30 december | geen Top 40 verschenen |
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