Domestic Box Office For March 1980
| Rank | Release | Gross | Max Th | Opening | % of Total | Open Th | Open | Close | Distributor |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Coal Miner's Daughter | $67,182,787 | 437 | $3,366,443 | 5% | 437 | Mar 7 | - | Universal Pictures |
| 2 | Little Darlings | $34,326,249 | - | - | - | - | Mar 21 | - | Paramount Pictures |
| 3 | Lady and the Tramp 1980 Re-release | $26,114,207 | - | - | - | - | Mar 7 | - | Walt Disney Studios Motion Pictures |
| 4 | Serial | $9,870,727 | - | - | - | - | Mar 28 | - | Paramount Pictures |
| 5 | Mad Max | $8,750,000 | - | - | - | - | Mar 21 | - | Filmways Pictures |
| 6 | Little Miss Marker | $6,321,392 | 472 | $853,173 | 13.5% | 472 | Mar 21 | - | Universal Pictures |
| 7 | Hide in Plain Sight | $3,806,930 | 325 | $810,109 | 21.3% | 325 | Mar 21 | - | Metro-Goldwyn-Mayer (MGM) |
| 8 | When Time Ran Out... | $3,763,988 | 677 | $1,400,994 | 37.2% | 677 | Mar 28 | - | Warner Bros. |
| 9 | Gilda Live | $2,261,507 | 59 | $344,234 | 15.2% | 59 | Mar 28 | - | Warner Bros. |
| 10 | Nijinsky | $1,047,454 | - | - | - | - | Mar 21 | - | Paramount Pictures |
| 11 | A Small Circle of Friends | $766,760 | 19 | $61,109 | 8% | 19 | Mar 12 | - | Metro-Goldwyn-Mayer (MGM) |
