| Abierto del Litoral |
| 2025 | TPG | Argentina Fabián Gómez | 262 | −22 | 5 strokes | Argentina Ricardo González |
| 2024 | TPG | Argentina Alejandro Tosti (2) | 258 | −26 | 6 strokes | Argentina Augusto Núñez |
| 2023 | TPG | Argentina Joaquín Ludueña (a) | 264 | −20 | Playoff | Argentina Alejandro Tosti |
| 2022 | TPG | Argentina Alejandro Tosti | 268 | −12 | 1 stroke | Argentina Nelson Ledesma |
| 2021 | TPG | Argentina Martín Contini | 269 | −15 | 2 strokes | Argentina Andrés Gallegos Argentina Fabián Gómez |
| 2020: No tournament |
| 2019 | TPG | Argentina César Costilla | 271 | −9 | 2 strokes | Argentina César Monasterio |
| 2018 | | Argentina Vicente Marzilio (a) | 280 | E | 2 strokes | Argentina Andrés Schönbaum (a) |
| 2017 | TPG | Argentina Sebastián Bergagna | 266 | −14 | 6 strokes | Argentina Sebastián Saavedra |
| 2016 | TPG | Argentina Thomas Baik | 272 | −8 | Playoff | Argentina César Costilla |
| 2015 | TPG | Argentina Rafael Gómez | 268 | −12 | 2 strokes | Argentina Julián Etulain |
| 2014 | TPG | Argentina Miguel Ángel Carballo | 269 | −11 | 1 stroke | Argentina Jorge Monroy Argentina Julio Zapata |
| 2013 | TPG | Argentina Ricardo González (5) | 268 | −12 | 4 strokes | Argentina Sergio Acevedo |
| 2012 | TPG | Argentina Santiago Bauni (a) | 272 | −8 | 1 stroke | Paraguay Marco Ruiz |
| 2011: No tournament |
| 2010 | TPG | Argentina Ricardo González (4) | 273 | −7 | 3 strokes | Argentina Rafael Gómez Argentina Mauricio Molina |
| 2009 | TPG | Argentina Ricardo González (3) | 277 | −3 | Playoff | Argentina Andrés Romero |
| 2008 | TLA, TPG | Argentina Andrés Romero (2) | 268 | −12 | 3 strokes | Argentina Mauricio Molina |
| Abierto del Litoral Personal |
| 2007 | CHA, TLA, TPG | Argentina Miguel Rodríguez | 271 | −9 | 1 stroke | Argentina Andrés Romero |
| Abierto del Litoral |
| 2006 | ARG, TLA | Argentina Andrés Romero | 261 | −19 | 7 strokes | Argentina Ricardo González |
| 2005 | ARG | Argentina Ricardo González (2) | 204 | | | Argentina Julio Zapata |
| 2004: No tournament |
| 2003 | | Argentina Ricardo González | 267 | | | Argentina Eduardo Romero |
| 2002 | | Argentina Rodolfo González | 282 | | | Argentina José Cantero |
| 2001 | TLA | Paraguay Marco Ruiz | 278 | −6 | Playoff | Argentina Gustavo Acosta Argentina Ariel Cañete Argentina Rafael Gómez Argentina Rodolfo González |
| 2000 | TLA | Colombia Jesús Amaya | 134 | −10 | Playoff | Argentina Gustavo Rojas |
| 1999 | | Argentina César Monasterio (2) | 275 | | | Argentina Omar Solis Argentina Rigoberto Velazquez |
| 1998 | | United States Tim Hegna | 272 | | | Argentina Armando Saavedra |
| 1997 | | Argentina Armando Saavedra | 266 | | | Canada David Morland IV |
| 1996 | | United States Scott Dunlap | 266 | | | Namibia Trevor Dodds Paraguay Pedro Martínez Argentina Rodolfo Rodríguez |
| 1995 | | Argentina Ángel Cabrera | 266 | | | Argentina Miguel Fernández Argentina Gustavo Piovano |
| 1994 | | Argentina César Monasterio | 271 | | | United States Brad Klapprott Argentina Gustavo Rojas |
| 1993 | | Argentina Luis Carbonetti | | | | Argentina Miguel Guzmán Argentina Ricardo Montenegro |
| 1992 | | Argentina Adan Sowa (3) | | | | Argentina Luis Carbonetti |
| 1991 | | Argentina Jorge Berendt | | | | |
| 1990 | | Argentina Miguel Guzmán | | | | |
| 1989 | | Argentina Jorge Berendt | | | | |
| 1988 | | Argentina Miguel Fernández (2) | | | | |
| 1987 | | Argentina Miguel Fernández | 279 | | | Argentina Antonio Ortiz |
| 1986 | | Argentina Armando Saavedra (2) | 276 | | | Argentina Vicente Fernández |
| 1985 | | Argentina Armando Saavedra | 275 | | | Argentina Jorge Soto |
| 1984 | | Argentina Eduardo Romero | | | | |
| 1983 | | Argentina Jorge Soto Argentina Adan Sowa (2) | 278 | | | |
| 1982 | | Argentina Adan Sowa | | | | |
| 1981: No tournament |
| 1980 | | Argentina Vicente Fernández (4) | | | | |
| 1979: No tournament |
| 1978 | | Argentina Vicente Fernández (3) | 282 | | | Argentina Adan Sowa |
| 1977 | | Argentina Florentino Molina (2) | | | | Argentina Juan Carlos Cabrera |
| 1976 | | Argentina Juan Carlos Molina | | | | Argentina Jorge Soto |
| 1975 | | Argentina Florentino Molina | 282 | | | |
| 1974 | | Argentina Fidel de Luca (8) | 279 | | | Argentina Armando Saavedra |
| 1973 | | Argentina Juan Monroy | 280 | | | Argentina Fidel de Luca Argentina Roberto De Vicenzo |
| 1972 | | Argentina Vicente Fernández (2) | 279 | | | |
| 1971 | | Argentina Fidel de Luca (7) | 279 | | | |
| 1970 | | Argentina Vicente Fernández | 289 | | | |
| 1969 | | Argentina Fidel de Luca (6) | 283 | | | |
| 1968 | | Argentina Roberto De Vicenzo (5) | 278 | | | |
| 1967 | | Argentina Leopoldo Ruiz (3) | 219 | | | |
| 1966 | | Argentina Fidel de Luca (5) | 280 | | | |
| 1965 | | Argentina Rodolfo Sereda | 284 | | | Argentina Roberto De Vicenzo |
| 1964 | | Argentina Romualdo Barbieri (3) | 292 | | | |
| 1963 | | Argentina Elcido Nari | 293 | | | |
| 1962 | | Argentina Fidel de Luca (4) | 282 | | | |
| 1961 | | Argentina Fidel de Luca (3) | 288 | | | |
| 1960 | | Argentina Fidel de Luca (2) | 281 | | | |
| 1959 | | Argentina Fidel de Luca | 297 | | | |
| 1958 | | Argentina Leopoldo Ruiz (2) | 286 | | | |
| 1957 | | Argentina Leopoldo Ruiz | 289 | | | |
| 1956 | | Argentina Orlando Tudino | 296 | | | |
| 1955 | | Argentina Arturo Soto (3) | 293 | | | |
| 1954 | | Argentina Sebastian Nicolosi | 294 | | | |
| 1953 | | Argentina Enrique Bertolino (2) | 287 | | | Argentina Arturo Soto |
| 1952 | | Argentina J. C. Posse Argentina Arturo Soto (2) | 294 | | | |
| 1951 | | Argentina Juan Anzaldo | 287 | | | Argentina Roberto De Vicenzo |
| 1950 | | Argentina Romualdo Barbieri (2) | 278 | | | Argentina Juan Segura (a) |
| 1949 | | Argentina Roberto De Vicenzo (4) | 286 | | | |
| 1948 | | Argentina Romualdo Barbieri | 283 | | | |
| 1947 | | Argentina Roberto De Vicenzo (3) | 282 | | | Argentina Arturo Soto |
| 1946 | | Argentina Roberto De Vicenzo (2) | 283 | | | |
| 1945 | | Argentina Martin Pose (3) | 282 | | | |
| 1944 | | Argentina Arturo Soto | 290 | | | |
| 1943 | | Argentina Enrique Bertolino | 293 | | | |
| 1942 | | Argentina Roberto De Vicenzo | 277 | | | Argentina José Jurado |
| 1941 | | Argentina Marcos Churio | 282 | | | |
| 1940 | | Argentina Martin Pose (2) | 292 | | | |
| 1939 | | Argentina Emilio Serra (3) | 291 | | | |
| 1938 | | Argentina Emilio Serra (2) | 291 | | | |
| 1937 | | Argentina Martin Pose | 292 | | | |
| 1935–36: No tournament |
| 1934 | | Argentina Emilio Serra | 283 | | | |
| 1933: No tournament |
| 1932 | | Argentina Marcos Churio Argentina Andres Perez | 288 | | | |