2004 Campeonato Argentino de Rugby
The Campeonato Argentino de Rugby 2004 was won for the first time by the selection of Cuyo, (Mondoza). Campeonato. No relegation, the next year the tournament returned to an eight-team formula. Ascenso. Due to the new format for year 2005 (eight teams in "Campeonato" instead of six, and merging of "Ascenso" ed "Estimulo", there were two promotions and no relations. Estimulo. Due to the reorder for next season, all the teams were promoted to "Ascenso"