| Rk | Day | Date | Tm | Opp | Tm | Opp | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sun | September 7, 2003 | L | Cincinnati Bengals | Denver Broncos | 10 | 30 | box | |
| 2 | Sun | September 14, 2003 | L | Cincinnati Bengals | @ | Oakland Raiders | 20 | 23 | box |
| 3 | Sun | September 21, 2003 | L | Cincinnati Bengals | Pittsburgh Steelers | 10 | 17 | box | |
| 4 | Sun | September 28, 2003 | W | Cincinnati Bengals | @ | Cleveland Browns | 21 | 14 | box |
| 5 | Sun | October 5, 2003 | L | Cincinnati Bengals | @ | Buffalo Bills | 16 | 22 | box |
| 6 | Sun | October 19, 2003 | W | Cincinnati Bengals | Baltimore Ravens | 34 | 26 | box | |
| 7 | Sun | October 26, 2003 | W | Cincinnati Bengals | Seattle Seahawks | 27 | 24 | box | |
| 8 | Sun | November 2, 2003 | L | Cincinnati Bengals | @ | Arizona Cardinals | 14 | 17 | box |
| 9 | Sun | November 9, 2003 | W | Cincinnati Bengals | Houston Texans | 34 | 27 | box | |
| 10 | Sun | November 16, 2003 | W | Cincinnati Bengals | Kansas City Chiefs | 24 | 19 | box | |
| 11 | Sun | November 23, 2003 | W | Cincinnati Bengals | @ | San Diego Chargers | 34 | 27 | box |
| 12 | Sun | November 30, 2003 | W | Cincinnati Bengals | @ | Pittsburgh Steelers | 24 | 20 | box |
| 13 | Sun | December 7, 2003 | L | Cincinnati Bengals | @ | Baltimore Ravens | 13 | 31 | box |
| 14 | Sun | December 14, 2003 | W | Cincinnati Bengals | San Francisco 49ers | 41 | 38 | box | |
| 15 | Sun | December 21, 2003 | L | Cincinnati Bengals | @ | St. Louis Rams | 10 | 27 | box |
| 16 | Sun | December 28, 2003 | L | Cincinnati Bengals | Cleveland Browns | 14 | 22 | box |