| 1926 South American Championships in Athletics | |
| Host City: | Montevideo, Uruguay |
| Dates: | 15–20 April |
| Previous: | Buenos Aires 1924 |
| Next: | Santiago 1927 |
The 1926 South American Championships in Athletics were held in Montevideo, Uruguay between 15 and 20 April.
| 100 metres | Eduardo Albe | 11.0 | Alberto Barucco | 11.2 | Juan Carlos Ure Aldao | ||
| 200 metres | Eduardo Albe | 21.8w | Juan Carlos Ure Aldao | 22.0w | Roberto Genta | 22.1w | |
| 400 metres | Federico Brewster | 50.0 | Ángel Prada | 50.4 | Guillermo Godoy | ||
| 800 metres | Leopoldo Ledesma | 1:58.4 CR | Ernesto Medel | 2:00.0 | Víctor Moreno | ||
| 1500 metres | Leopoldo Ledesma | 4:11.0 CR | Víctor Moreno | 4:12.0 | Ernesto Medel | ||
| 3000 metres | Manuel Plaza | 8:51.4 CR | Pedro Pérez | 9:00.4 | Fernando Cicarelli | 9:12.8 | |
| 5000 metres | Manuel Plaza | 15:12.4 CR | Pedro Pérez | 15:40.2 | Fernando Cicarelli | 15:40.4 | |
| 10,000 metres | Manuel Plaza | 31:54.0 CR | José Ribas | 32:48.2 | Juan Bravo | ||
| 110 metres hurdles | Valerio Vallanía | 15.6 CR | Alfredo Ugarte | 15.8 | César Tartaglia | ||
| 400 metres hurdles | Federico Brewster | 55.4 CR | Carlos Müller | 56.8 | Raúl Lafitte | 56.8 | |
| 4 × 100 metres relay | Juan Bautista Pina Eduardo Albe Mandia Juan Carlos Ure | 43.2 | Arnaboldi Juan Felitto Pastori Leidekar | 43.6 | Fernando Primard Alfredo Ugarte Alex Hanning Villarroel | ||
| 4 × 400 metres relay | Ángel Prada Alberto Heguy Roberto Genta Federico Brewster | 3:25.2 | Elias Catalan Alfredo Ugarte Jara Guillermo Godoy | 3:30.0 CR | |||
| 3000 metres team race | | | | ||||
| Cross country | Manuel Plaza | 35:40.2 | A. Castillo | 36:39.0 | José Ribas | ||
| High jump | Valerio Vallanía | 1.85 CR | Carlos Patiño | 1.80 | Atilio Vallanía | 1.80 | |
| Pole vault | Jorge Haeberli | 3.65 CR | Enrique Sansot | 3.50 | Máximo Virgolini | 3.50 | |
| Long jump | Valerio Vallanía | 6.75 CR | Julio Moreno | 6.66 | H. Carvallo | 6.47 | |
| Triple jump | Luis Brunetto | 15.10 CR | Atilio Vicentini | 14.22 | Raúl Leal | 13.42 | |
| Shot put | Benjamín Acevedo | 13.07 CR | Custodio Seguel | 13.06 | Jorge Llobet Cullen | 12.59 | |
| Discus throw | Jorge Llobet Cullen | 38.46 CR | Pedro Elsa | 38.34 | David Martín Estévez | 38.26 | |
| Hammer throw | Federico Kleger | 46.46 CR | Luis Romana | 44.84 | Ricardo Bayer | 43.77 | |
| Javelin throw | Carlos Maldonado | 51.93 | Juan Ahlers | 48.63 | Custodio Seguel | 47.93 | |
| Decathlon | Valerio Vallanía | 5937.57 CR | Guillermo Newbery | 5895.47 | Erwin Gevert | 5765.42 |