Czech Box Office For June 2003
| Rank | Release | Gross | Theaters | Total Gross | Release Date | Distributor |
|---|---|---|---|---|---|---|
| 1 | The Matrix Reloaded | $540,691 | 31 | $1,670,276 | May 21 | - |
| 2 | 2 Fast 2 Furious | $189,209 | 17 | $481,612 | Jun 19 | - |
| 3 | Maid in Manhattan | $112,228 | 20 | $161,293 | Jun 5 | - |
| 4 | Hero | $88,734 | 13 | $130,738 | Jun 5 | - |
| 5 | Pupendo | $82,572 | 31 | $3,043,257 | Mar 27 | - |
| 6 | Johnny English | $63,041 | 24 | $744,565 | Apr 17 | - |
| 7 | Boredom in Brno | $58,478 | 15 | $508,304 | Apr 24 | - |
| 8 | The Core | $57,746 | 14 | $57,746 | Jun 5 | - |
| 9 | Frida | $53,974 | 15 | $287,617 | May 1 | - |
| 10 | Identity | $51,877 | 19 | $109,193 | Jun 19 | - |
| 11 | Chicago | $40,472 | 20 | $445,112 | Apr 24 | - |
| 12 | 28 Days Later | $33,137 | 14 | $48,960 | May 29 | - |
| 13 | Just Married | $32,618 | 9 | $37,319 | Jun 12 | - |
| 14 | Anger Management | $28,593 | 21 | $230,164 | Jun 26 | - |
| 15 | Phone Booth | $26,585 | 18 | $184,432 | Jun 26 | - |
| 16 | Cradle 2 the Grave | $23,094 | 15 | $23,094 | Jun 12 | - |
| 17 | Below | $21,938 | 14 | $21,938 | Jun 12 | - |
| 18 | Harry Potter and the Chamber of Secrets | $20,059 | 32 | $2,051,038 | Dec 12 | - |
| 19 | The Lion King 2002 IMAX Release | $18,650 | 1 | $26,320 | May 29 | - |
| 20 | The Quiet American | $17,778 | 7 | $21,631 | Jun 12 | - |
| 21 | Swimfan | $16,642 | 15 | $16,642 | Jun 5 | - |
| 22 | How to Lose a Guy in 10 Days | $14,285 | 18 | $105,775 | May 8 | - |
| 23 | Pinocchio Italian Version | $11,165 | 20 | $23,963 | May 29 | - |
| 24 | X2: X-Men United | $10,751 | 23 | $214,557 | May 1 | - |
| 25 | The Devil Knows Why | $8,417 | 27 | $624,257 | Feb 27 | - |
| 26 | Equilibrium | $7,022 | 8 | $22,065 | Jun 26 | - |
| 27 | Confessions of a Dangerous Mind | $5,604 | 15 | $49,132 | May 15 | - |
| 28 | The Lord of the Rings: The Two Towers | $2,833 | 34 | $3,217,259 | Jan 16 | Warner Bros. |
| 29 | Faithless Games | $2,103 | 10 | $14,026 | May 15 | - |
| 30 | Open Hearts | $2,094 | 17 | $259,607 | Mar 13 | - |
| 31 | White Oleander | $1,701 | 3 | $1,701 | Jun 5 | - |
| 32 | Gangs of New York | $1,467 | 18 | $102,975 | May 1 | - |
