1977 South American Youth Championships in Athletics

The 4th South American Youth Championships in Athletics were held in Rio de Janeiro, Brazil from July 22–24, 1977.

Medal summary
Medal winners are published for boys and girls. Complete results can be found on the "World Junior Athletics History" website.

Participation (unofficial)
Detailed result lists can be found on the "World Junior Athletics History" website. An unofficial count yields the number of about 202 athletes from about 8 countries:


 * 🇦🇷 argentina (39)
 * 🇧🇴 bolivia (4)
 * 🇧🇷 brazil (53)
 * 🇨🇱 chile (36)
 * 🇵🇾 paraguay (17)
 * 🇵🇪 Perú (20)
 * 🇻🇪 venezuela (20)