The Men's 200m Breaststroke event at the 2003 Pan American Games took place on August 15, 2003 (day 15 of the Games). USA's Kyle Salyards won the race in 2:13.37, another Games record, with four swimmers contesting the remaining podium spots. Sean Quinn (USA) took the silver in 2:15.77 and Marcelo Tomazini (BRA) the bronze in 2:15.87. Only 1/100 behind Thiago Pereira (BRA) in fourth and Scott Dickens (CAN) in fifth in 2:15.94.
| 2:09.42 | 2003-07-24 |  Barcelona, Spain | |||
| 2:14.73 | 1999-08-05 |  Winnipeg, Canada |
| Place | Swimmer | Heats | Final | ||
|---|---|---|---|---|---|
| Time | Rank | Time | |||
| 1 | 2:16.76 | 1 | 2:13.37 GR | ||
| 2 | 2:20.46 | 7 | 2:15.77 | ||
| 3 | 2:19.91 | 5 | 2:15.87 SA | ||
| 4 | 2:20.07 | 6 | 2:15.88 | ||
| 5 | 2:17.68 | 3 | 2:15.94 | ||
| 6 | 2:16.83 | 2 | 2:16.46 | ||
| 7 | 2:19.80 | 4 | 2:19.16 | ||
| 8 | 2:20.82 | 8 | 2:21.13 | ||
| 9 | 2:22.38 | 10 | 2:21.60 | ||
| 10 | 2:22.18 | 9 | 2:22.64 | ||
| 11 | 2:22.52 | 11 | 2:23.22 | ||
| 12 | 2:26.39 | 16 | 2:24.54 | ||
| 13 | 2:26.28 | 15 | 2:24.77 | ||
| 14 | 2:23.77 | 12 | 2:25.58 | ||
| 15 | 2:25.47 | 13 | 2:25.74 | ||
| 16 | 2:25.81 | 14 | 2:26.08 | ||
| 17 | 2:27.84 | 17 | |||
| 18 | 2:30.80 | 18 | |||
| 19 | 2:33.63 | 19 | |||