Athletics_at_the_2003_Pan_American_Games_–_Men's_marathon
Athletics at the 2003 Pan American Games – Men's marathon
International sporting event
The men's marathon event at the 2003 Pan American Games took place on Saturday, 9 August 2003. Brazil's title defender Vanderlei de Lima once again proved to be the best marathoner, clocking a winning time of 2h 19m 08s.