The Men's 400m Individual Medley event at the 2003 Pan American Games took place on August 13, 2003 (Day 12 of the Games).

Medalists

Records Record Athlete Time Date Venue World Record 4:09.09 2003-07-27 Barcelona, Spain Pan Am Record 4:15.52 1999-08-03 Winnipeg, Canada

Results PlaceSwimmerHeatsFinalTimeRankTime 1 4:24.00 2 4:19.09 2 4:23.52 1 4:19.65 3 4:29.12 5 4:19.89 4 4:27.05 3 4:22.04 NR 5 4:30.02 6 4:24.42 6 4:29.02 4 4:25.85 7 4:30.38 7 4:29.37 8 4:32.96 8 4:33.62 9 4:33.31 9 4:30.73 10 4:41.81 11 4:34.72 11 4:37.08 10 4:38.47 12 4:43.73 12 4:38.66 13 4:46.58 13 4:43.42 14 4:47.40 14 4:47.91 — 4:53.23 15 scratched

Notes

References usaswimming swimnews