Domestic Box Office For December 1979
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | Star Trek: The Motion Picture | $82,258,456 | 1,002 | $82,258,456 | Dec 7 | Paramount Pictures |
| 2 | The Jerk | $73,691,419 | 525 | $73,691,419 | Dec 14 | Universal Pictures |
| 3 | All That Jazz | $37,823,676 | 5 | $37,823,676 | Dec 20 | Twentieth Century Fox |
| 4 | 1941 | $31,755,742 | 325 | $31,755,742 | Dec 14 | Universal Pictures |
| 5 | Roller Boogie | $13,253,715 | 478 | $13,253,715 | Dec 19 | Metro-Goldwyn-Mayer (MGM) |
| 6 | Kramer vs. Kramer | $11,811,688 | 898 | $106,260,000 | Dec 19 | Columbia Pictures |
| 7 | Cuba | $5,610,280 | 331 | $5,610,280 | Dec 21 | Metro-Goldwyn-Mayer (MGM) |
