Overview
- Ferdinand Cereceda (Peru) won the men's marathon in 2:16:38, with compatriot Ulises Martín Ambrocio taking silver and Ecuador's Fernando Moreno Tapia earning bronze.
- Silvia Patricia Ortiz Morocho (Ecuador) claimed the women's title in 2:34:54, while Peru's Sheyla Eulogio won silver and Zarita Suárez took bronze.
- The 42.195 km race started and finished at Lima's Plaza Mayor on an out‑and‑back along the Vía Expresa, crossing districts that included La Victoria, San Isidro, Miraflores and Barranco.
- President José Jerí gave the official start at the Plaza Mayor before dawn as organizers managed crowd, safety and race operations along the route.
- The Games were inaugurated at Callao’s Real Felipe fortress with the torch and cauldron lighting; ATU enforced Metropolitano station closures and detours, competitions run in Lima and Ayacucho to December 7 with free entry reported and streaming on Zapping.