The 2018–19 Copa Argentina (officially the Copa Total Argentina 2018–19 for sponsorship reasons) was the tenth edition of the Copa Argentina, and the eighth since the relaunch of the tournament in 2011. The competition began on 16 January 2019 and ended on 13 December 2019. River Plate defeated Central Córdoba (SdE) in the final to win their third title. As champions, they qualified for the 2020 Copa Libertadores group stage and the 2019 Supercopa Argentina. Rosario Central, the defending champions, were eliminated by in the Round of 64.