The Campeonato Argentino Abierto de Polo is an international polo championship at club level, organised every year since 1893 at the Campo Argentino de Polo of Palermo, Buenos Aires.
List of champions
The first championship was held in 1893, being won by Hurlingham. Below is the list of the champions (replacements during the final match are in parentheses next to player replaced). ;Notes: ==Multiple championship winners==
Multiple championship winners
;Notes: ==Championship winners with greatest number of unique teammates==