Triathlon competitions at the 2019 Pan American Games in Lima, Peru are scheduled to be held between July 27 and 29, 2019 at Chorrillos Beach.

[1] In 2016, the International Olympic Committee made several changes to its sports program, which were subsequently implemented for these games.

Included in this was the addition of the triathlon mixed relay event.

[2] A total of 70 triathletes (35 per gender) will qualify to compete.

The host nation (Peru) automatically qualified four athletes (two per gender).