The athletics competition at the 2003 Pan American Games was held in Santo Domingo, Dominican Republic, from Tuesday, August 5, to Saturday, August 9, 2003. The competition comprised track and field events plus marathon races and three racewalking events, with a total of 46 contests taking place.
The Men's 200m Individual Medley event at the 2003 Pan American Games took place on August 17, 2003.
The Men's 1500m Freestyle event at the 2003 Pan American Games took place on August 17, 2003.
The Men's 4 × 100 m Medley Relay event at the 2003 Pan American Games took place on August 17, 2003.
The Women's 50m Freestyle event at the 2003 Pan American Games took place on August 17, 2003.
The Women's 200m Butterfly event at the 2003 Pan American Games took place on August 17, 2003.
The Men's 100m Freestyle event at the 2003 Pan American Games took place on August 14, 2003.
The Men's 200m Backstroke event at the 2003 Pan American Games took place on August 14, 2003. Brazil's Rogério Romero (33) added another gold in the 200 backstroke in 1:59.92. Romero first won this event in 1991 and a silver in 1995.
The Women's 100m Backstroke event at the 2003 Pan American Games took place on August 14, 2003.
The Women's 400m Freestyle event at the 2003 Pan American Games took place on August 14, 2003.
The Men's 50m Freestyle event at the 2003 Pan American Games took place on August 16, 2003. Fernando Scherer BRA) won his third consecutive Pan Am 50 freestyle title with 22.40, with José Meolans (ARG) second in 22.42 and Gary Hall, Jr. (USA) third with 22.43.
The Men's 100m Backstroke event at the 2003 Pan American Games took place on August 16, 2003.
The Men's 200m Butterfly event at the 2003 Pan American Games took place on August 16, 2003.
The Women's 200m Individual Medley event at the 2003 Pan American Games took place on August 16, 2003.
The Women's 800m Freestyle event at the 2003 Pan American Games took place on August 16, 2003.
The Women's 4x100m Medley Relay event at the 2003 Pan American Games took place on August 16, 2003.
The Swimming competition at the XVI Pan American Games was October 15–22, 2011 at the Scotiabank Aquatics Center in Guadalajara, Mexico. The open water events swam in the waters off API Maritime Terminal in Puerto Vallarta.
Athletics competitions at the 2011 Pan American Games in Guadalajara was held from October 23 to October 30 at the newly built Telmex Athletics Stadium. The racewalking and marathon events were held on the temporary Guadalajara Circuit and Route and the Pan American Marathon circuit respectively. The sport of athletics is split into distinct sets of events: track and field events, road running events, and racewalking events.
The wrestling competition at the 2003 Pan American Games was held from August 6–8, 2003 in Santo Domingo, Dominican Republic. This was the first edition of the Pan American Games to include women's wrestling.
