Weekly Pop Top 20 for July 15, 1978 |
| LW | TW | peak |
| 5 | 1 | Last Dance | ▲ |
| Donna Summer |
 |  |
| 6 | 2 | The Groove Line | ▲ |
| Heatwave |
| | |
| 2 | 3 | Still The Same | 2 |
| Bob Seger & The Silver Bullet Band |
| | |
| 9 | 4 | Miss You | 1 |
| The Rolling Stones |
| | |
| 1 | 5 | Use Ta Be My Girl | 1 |
| The O'Jays |
| | |
| 3 | 6 | Baker Street | 1 |
| Gerry Rafferty |
| | |
| 12 | 7 | Grease | 1 |
| Frankie Valli |
| | |
| 4 | 8 | Bluer Than Blue | 4 |
| Michael Johnson |
| | |
| 14 | 9 | Only The Good Die Young | ▲ |
| Billy Joel |
| | |
| 16 | 10 | Runaway | 6 |
| Jefferson Starship |
| | |
| 10 | 11 | Wonderful Tonight | 10 |
| Eric Clapton |
| | |
| 15 | 12 | Shadow Dancing | 1 |
| Andy Gibb |
| | |
| 19 | 13 | Life's Been Good | 5 |
| Joe Walsh |
| | |
| 11 | 14 | Dance With Me | 3 |
| Peter Brown With Betty Wright |
| | |
| 8 | 15 | Take A Chance On Me | 2 |
| Abba |
| | |
| - | 16 | King Tut | 14 |
| Steve Martin And The Toot Uncommons |
| | |
| 18 | 17 | Love Will Find A Way | 3 |
| Pablo Cruise |
| | |
| - | 18 | Stay/The Load Out | 8 |
| Jackson Browne |
| | |
| 20 | 19 | My Angel Baby | 4 |
| Toby Beau |
| |
| - | 20 | Three Times A Lady | 1 |
| Commodores |
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