| Rank | LW | Release
| Gross | %± LW | Theaters | Change | Average | Total Gross | Weeks | Distributor
| New This Week
| Estimated
|
|---|
| 1 | - | Poh Tak | $716,611 | - | 115 | - | $6,231 | $716,611 | 1 | Mongkol Film Company | true | false |
| 2 | - | Sex and the City 2 | $198,193 | - | 58 | - | $3,417 | $198,193 | 1 | Warner Bros. | true | false |
| 3 | - | Killers | $113,183 | - | 39 | - | $2,902 | $113,183 | 1 | Mongkol Major | true | false |
| 4 | 2 | Shrek Forever After | $104,748 | -53.4% | 57 | -20 | $1,837 | $586,986 | 3 | United International Pictures | false | false |
| 5 | 1 | Sam Yan | $45,026 | -84.2% | 48 | -27 | $938 | $770,070 | 3 | N/A | false | false |
| 6 | 3 | Robin Hood | $39,790 | -67.3% | 47 | -20 | $846 | $713,997 | 4 | United International Pictures | false | false |
| 7 | - | 14 Blades | $32,179 | - | 26 | - | $1,237 | $32,179 | 1 | M Pictures | true | false |
| 8 | 4 | Sin Sisters 2 | $28,747 | -68.9% | 44 | -14 | $653 | $168,020 | 2 | Mongkol Film Company | false | false |
| 9 | - | The Ghost Writer | $25,014 | - | 12 | - | $2,084 | $25,014 | 1 | N/A | true | false |
| 10 | 5 | The Losers | $10,139 | -83.5% | 33 | -5 | $307 | $158,668 | 3 | Warner Bros. | false | false |
| 11 | 6 | Iron Man 2 | $4,218 | -91.6% | 13 | -46 | $324 | $4,613,564 | 6 | United International Pictures | false | false |
| 12 | 7 | The Bounty Hunter | $4,109 | -86.5% | 8 | -7 | $513 | $153,896 | 4 | Sony Pictures Releasing | false | false |
| 13 | 12 | I Love You Phillip Morris | $3,323 | -73.4% | 5 | -2 | $664 | $30,051 | 3 | M Pictures | false | false |
| 14 | 9 | Ip Man 2 | $607 | -97.4% | 5 | -33 | $121 | $196,012 | 4 | Mongkol Major | false | false |
| 15 | 8 | A Nightmare on Elm Street | $526 | -98.1% | 4 | -36 | $131 | $221,523 | 4 | Warner Bros. | false | false |
| 16 | 11 | Ong Bak 3 | $379 | -97.1% | 5 | -30 | $75 | $1,335,799 | 5 | Mongkol Film Company | false | false |
| 17 | 13 | Agora | $337 | -67.4% | 2 | - | $168 | $17,274 | 9 | N/A | false | false |
| 18 | 10 | Furry Vengeance | $230 | -98.7% | 4 | -38 | $57 | $153,796 | 4 | Mongkol Major | false | false |
| 19 | 14 | Brooklyn's Finest | $58 | -89.9% | 1 | - | $58 | $41,805 | 7 | N/A | false | false |
