Buenos Aires Club Argentino Chess Championship

Club Argentino de Ajedrez was founded on April 17, 1905 in Buenos Aires.

Winners

 * {| class="sortable wikitable"

! Year !! Winner
 * 1906–1907 || Benito Villegas
 * 1908 || Julio Lynch
 * 1909 || Alejandro Mom
 * 1910 || Rolando Illa
 * 1911 || Julio Lynch
 * 1912–1919 || Rolando Illa
 * 1920–1921 || Julio Lynch
 * 1922 || Carlos Portela
 * 1923 || Enrique Ibañez
 * 1924 || Julio Lynch
 * 1925–1928 || Carlos Portela
 * 1929–1930 || Julio Lynch
 * 1931–1948 || Aaron Schvartzman
 * 1949–1951 || Enrique Reinhardt
 * 1952 || Luis Piazzini
 * 1953 || Oscar Panno
 * 1954 || Leonardo Lipiniks
 * 1955 || Enrique Reinhardt
 * 1956–1957 || Raúl Sanguinetti
 * 1958–1962 || Alfredo Esposito
 * 1963–1964 || Ruben Rollansky
 * 1965–1992 || Oscar Panno
 * 1993 || Humberto Borghi
 * 1994 || Javier Moreno
 * 1995–2006 || Hugo Spangenberg
 * 2007 || Sandro Mareco
 * }
 * 1949–1951 || Enrique Reinhardt
 * 1952 || Luis Piazzini
 * 1953 || Oscar Panno
 * 1954 || Leonardo Lipiniks
 * 1955 || Enrique Reinhardt
 * 1956–1957 || Raúl Sanguinetti
 * 1958–1962 || Alfredo Esposito
 * 1963–1964 || Ruben Rollansky
 * 1965–1992 || Oscar Panno
 * 1993 || Humberto Borghi
 * 1994 || Javier Moreno
 * 1995–2006 || Hugo Spangenberg
 * 2007 || Sandro Mareco
 * }
 * 1963–1964 || Ruben Rollansky
 * 1965–1992 || Oscar Panno
 * 1993 || Humberto Borghi
 * 1994 || Javier Moreno
 * 1995–2006 || Hugo Spangenberg
 * 2007 || Sandro Mareco
 * }
 * 1995–2006 || Hugo Spangenberg
 * 2007 || Sandro Mareco
 * }
 * 2007 || Sandro Mareco
 * }