Diocese of ChascomúsThe Roman Catholic Diocese of Chascomús is in Argentina and is a suffragan of the Roman [Catholic Archdiocese of La Plata in Argentina|Archdiocese of La Plata].HistoryOn 27 March 1980, Blessed John Paul II established the Diocese of Chascomús from the Archdiocese of La Plata and the Roman [Catholic Diocese of Mar del Plata|Diocese of Mar del Plata].OrdinariesRodolfo Bufano † José María Montes † Juan Carlos Maccarone † Carlos Humberto Malfa