| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | 1 | Harry Potter and the Deathly Hallows: Part 1 | $419,239 | -56.4% | 137 | -110 | $3,060 | $4,476,828 | 3 | Warner Bros. | false | false |
| 2 | - | Cool Gel Attacks | $243,652 | - | 78 | - | $3,123 | $243,652 | 1 | GMM Tai Hub (GTH) | true | false |
| 3 | - | Kapi Lingjormailoakjao | $191,780 | - | 63 | - | $3,044 | $191,780 | 1 | Mongkol Film Company | true | false |
| 4 | 2 | Unstoppable | $137,248 | -39.9% | 49 | -11 | $2,800 | $466,428 | 2 | 20th Century Fox International | false | false |
| 5 | - | Yamada: Samurai of Ayothaya | $136,691 | - | 54 | - | $2,531 | $136,691 | 1 | N/A | true | false |
| 6 | - | The Social Network | $136,048 | - | 20 | - | $6,802 | $176,635 | 1 | Sony Pictures Releasing | true | false |
| 7 | 4 | My Soul to Take | $16,796 | -49.9% | 18 | - | $933 | $77,900 | 2 | Mongkol Major | false | false |
| 8 | 5 | Let Me In | $14,377 | -40.5% | 14 | -6 | $1,026 | $51,517 | 2 | M Pictures | false | false |
| 9 | 3 | Skyline | $8,658 | -87% | 25 | -61 | $346 | $1,327,498 | 4 | Mongkol Major | false | false |
| 10 | - | The Next Three Days | $3,383 | - | 1 | - | $3,383 | $3,383 | 1 | N/A | true | false |
| 11 | 7 | Fair Game | $2,422 | -74.3% | 2 | - | $1,211 | $38,165 | 3 | Mongkol Major | false | false |
| 12 | 11 | The Joneses | $2,389 | +119.4% | 2 | +1 | $1,194 | $30,613 | 6 | Mongkol Major | false | false |
| 13 | 6 | H2-Oh! | $1,364 | -94.3% | 5 | -31 | $272 | $639,567 | 5 | N/A | false | false |
| 14 | 8 | Paranormal Activity 2 | $828 | -82.5% | 3 | -7 | $276 | $148,716 | 5 | United International Pictures | false | false |
| 15 | 10 | Due Date | $814 | -68.1% | 1 | -6 | $814 | $260,692 | 5 | Warner Bros. | false | false |
| 16 | 9 | Eat Pray Love | $782 | -70.3% | 2 | -4 | $391 | $198,402 | 6 | Sony Pictures Releasing | false | false |
| 17 | 13 | The Dog | $43 | -95.4% | 1 | -1 | $43 | $385,440 | 6 | N/A | false | false |
