Australian Box Office For January 2003
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | The Lord of the Rings: The Two Towers | $11,661,483 | 425 | $8,959 | - | Roadshow Films |
| 2 | Two Weeks Notice | $7,497,664 | 253 | $9,223,580 | Jan 1 | - |
| 3 | 8 Mile | $6,940,708 | 243 | $9,663,658 | Jan 16 | - |
| 4 | Catch Me If You Can | $6,274,088 | 296 | $8,648,013 | Jan 9 | - |
| 5 | Spy Kids 2: Island of Lost Dreams | $4,072,670 | 260 | $4,440,825 | Jan 9 | - |
| 6 | Harry Potter and the Chamber of Secrets | $3,351,562 | 488 | $20,857,535 | - | Warner Bros. |
| 7 | The Hot Chick | $2,536,574 | 147 | $2,827,463 | Jan 1 | - |
| 8 | Die Another Day | $2,386,770 | 323 | $10,520,593 | Dec 12 | Big Bull Productions |
| 9 | Sweet Home Alabama | $2,229,166 | 249 | $6,063,195 | Dec 19 | - |
| 10 | Chicago | $1,884,405 | 201 | $3,679 | Jan 23 | Paramount Pictures |
| 11 | Analyze That | $1,446,577 | 187 | $1,793,537 | Jan 16 | - |
| 12 | Treasure Planet | $1,414,827 | 254 | $2,190,907 | Dec 26 | Walt Disney Pictures |
| 13 | The Quiet American | $1,353,811 | 67 | $2,954,629 | Jan 16 | - |
| 14 | My Big Fat Greek Wedding | $1,251,685 | 213 | $15,168,243 | Oct 24 | - |
| 15 | The Master of Disguise | $1,206,795 | 142 | $1,279,529 | Jan 1 | - |
| 16 | I Spy | $1,161,343 | 168 | $3,366,225 | Jan 23 | - |
| 17 | Like Mike | $1,067,596 | 156 | $1,260,454 | Jan 16 | - |
| 18 | Bowling for Columbine | $917,451 | 41 | $2,565,433 | Dec 26 | - |
| 19 | Adaptation. | $653,827 | 31 | $1,139,021 | - | Sony Pictures Releasing |
| 20 | Frida | $480,632 | 27 | $913,320 | - | Little Monster Entertainment |
| 21 | 8 Women | $274,890 | 18 | $431,531 | Dec 25 | - |
| 22 | Blue Crush | $191,776 | 191 | $2,572,089 | Dec 5 | - |
| 23 | Crackerjack | $175,429 | 204 | $4,518,366 | Nov 7 | Roadshow Films |
| 24 | Mostly Martha | $145,009 | 20 | $275,902 | Dec 26 | - |
| 25 | Santa vs. the Snowman 3D | $135,947 | 2 | $1,659,400 | Nov 21 | IMAX |
| 26 | The Santa Clause 2 | $106,764 | 226 | $3,151,605 | Dec 5 | - |
| 27 | About Schmidt | $100,948 | 47 | $2,615,840 | Feb 6 | - |
| 28 | The Ring | $68,819 | 190 | $4,120,663 | Nov 14 | - |
| 29 | The Country Bears | $31,855 | 25 | $31,585 | Jan 16 | - |
Data courtesy of Motion Picture Distributors Association of Australia
