| Weekly Rock Top 20 for December 15, 1979 | 
| LW | TW | peaks:    | rock | pop | 
| 1 | 1 | Another Brick In The Wall, Part 2 | 1 | 1 | 
| Pink Floyd | 
|  |  | 
| 2 | 2 | The Long Run | 1 | 1 | 
| Eagles | 
|  |  | 
| 3 | 3 | Don't Do Me Like That | 1 | 4 | 
| Tom Petty And The Heartbreakers | 
|  |  | 
| 6 | 4 | Voices | 3 | 19 | 
| Cheap Trick | 
|  |  | 
| 5 | 5 | I Thank You | 5 | 
| ZZ Top | 
|  |  | 
| 9 | 6 | Angel | 6 | 
| Fleetwood Mac | 
|  |  | 
| 14 | 7 | I Don't Like Mondays | 2 | 
| The Boomtown Rats | 
|  |  | 
| 16 | 8 | Why Me | 4 | 12 | 
| Styx | 
|  |  | 
| 4 | 9 | Jane | 3 | 4 | 
| Jefferson Starship | 
|  |  | 
| 12 | 10 | Phoenix | 10 | 
| Dan Fogelberg | 
|  |  | 
| 15 | 11 | I'm Bad, I'm Nationwide | 11 | 
| ZZ Top | 
|  |  | 
| - | 12 | It's Different For Girls | 6 | 
| Joe Jackson | 
|  |  | 
| 19 | 13 | Walking On The Moon | 1 | 
| The Police | 
|  |  | 
| 7 | 14 | Another Brick In The Wall, Part 1 | 4 | 
| Pink Floyd | 
|  |  | 
| - | 15 | Sara | 2 | 1 | 
| Fleetwood Mac | 
|  |  | 
| - | 16 | Freedom At Point Zero | 11 | 
| Jefferson Starship | 
|  |  | 
| - | 17 | Romeo's Tune | 6 | 4 | 
| Steve Forbert | 
|  |  | 
| - | 18 | Hey You | 3 | 
| Pink Floyd | 
|  |  | 
| 18 | 19 | Refugee | 1 | 7 | 
| Tom Petty And The Heartbreakers | 
|  |  | 
| 11 | 20 | No Surprize | 11 | 
| Aerosmith | 
|  |  | 
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