The 1933 South American Championships in Athletics were held in Montevideo, Uruguay, between 6 and 9 April.

Event	Gold		Silver		Bronze
100 metres	José de Almeida  Brazil	10.6 CR	Juan Maglio  Argentina	10.6	José Vicente Salinas  Chile	11.0
200 metres	José Vicente Salinas  Chile	21.7 CR	José de Almeida  Brazil		Antonio Sande  Argentina
400 metres	José Vicente Salinas  Chile	48.4 CR	Héctor Domínguez  Uruguay	49.2	Juan Anderson  Argentina	49.2
800 metres	Juan Anderson  Argentina	1:57.8	Hermenegildo Del Rosso  Argentina	1:58.6	Carlos Gallardo  Argentina	1:59.6
1500 metres	Belisario Alarcón  Chile	4:02.6	Hermenegildo Del Rosso  Argentina	4:05.2	Juan Carballeira  Argentina	4:06.4
3000 metres	Luis Oliva  Argentina	8:51.6	Martínez  Argentina	9:12.2	Eusebio Guiñez  Argentina
5000 metres	Roger Ceballos  Argentina	15:14.6	Luis Oliva  Argentina	15:17.6	Eusebio Guiñez  Argentina
10,000 metres	Eusebio Guiñez  Argentina	33:08.0	Belisario Alarcón  Chile	33:23.6	Roger Ceballos  Argentina
Road race	Manuel Plaza  Chile	1:59:15	José Ribas  Argentina	2:02:39	Fernando Cicarelli  Argentina
110 metres hurdles	Sylvio Padilha  Brazil	14.8 CR	Miguel Aldatz  Argentina	14.8	Juan Lavenás  Argentina
400 metres hurdles	Sylvio Padilha  Brazil	54.0 CR	Gerardo Lorenzo  Argentina	55.4	Héctor Domínguez  Uruguay	56.2
4 × 100 metres relay	Uruguay Jorge Bonino Arnaldo Borras Jaime Meregalli Laindevar	44.0	Brazil José de Almeida Lúcio de Castro Sylvio Padilha Medina	45.5
4 × 400 metres relay	Argentina Francisco Dova Werner Kalz Juan Anderson Gerardo Lorenzo	3:25.0	Uruguay Héctor Domínguez Jorge Sierra Ciro Vignoli San Román	3:27.2
3000 metres team race	Argentina		Uruguay
Cross country	Manuel Plaza  Chile	39:11.6	Fernando Cicarelli  Argentina	39:16.4	Belisario Alarcón  Chile
High jump	Alfonso Burgos  Chile	1.85	Luis Bosetti  Argentina	1.80	Julio Bastón  Uruguay	1.80
Pole vault	Diego Pajmaevich  Argentina	3.95 CR	Lúcio de Castro  Brazil	3.80	Pedro Furné  Argentina	3.30
Long jump	Héctor Berra  Argentina	7.26 CR	Mario Cardoso  Uruguay	6.47	Ramón Quesada  Argentina	6.46
Triple jump	Tomás Diz  Argentina	13.80	Pedro Aizcorbe  Argentina	13.75	Julio Bastón  Uruguay	13.66
Shot put	Rodolfo Butori  Argentina	14.15 CR	Héctor Benapres  Chile	13.52	Antônio Lyra  Brazil	13.49
Discus throw	Héctor Benapres  Chile	43.88	Pedro Elsa  Argentina	40.93	Bento Barros  Brazil	40.15
Hammer throw	Federico Kleger  Argentina	53.51 CR	Antonio Barticevic  Chile	45.53	Juan Fusé  Argentina	45.00
Javelin throw	Efraín Santibáñez  Chile	58.10 CR	Julio Diturbide  Argentina	56.58	José Pergañeda  Argentina	56.10
Decathlon	Diego Pajmaevich  Argentina	5759.23	Raimundo Guiñazu  Argentina	4724.58

Rank	Nation	Gold	Silver	Bronze	Total
1	Argentina (ARG)	12	14	13	39
2	Chile (CHI)	8	3	2	13
3	Brazil (BRA)	3	3	2	8
4	Uruguay (URU)	1	4	3	8
Totals (4 entries)		24	24	20	68

• Men Results – GBR Athletics
• Women Results – GBR Athletics