The 7th South American Youth Championships in Athletics were held in Tarija, Bolivia from September 13-16, 1984.
Medal winners are published for boys and girls. Complete results can be found on the "World Junior Athletics History" website. All results are marked as "affected by altitude" (A), because Tarija is located at 1,854 metres above sea level.
Detailed result lists can be found on the "World Junior Athletics History" website. An unofficial count yields the number of about 136 athletes from about 7 countries: