 Cecilia belongs to the generation that gave rise to the myth of the Las Leonas.She won the silver medal at the 2000 Summer Olympics in Sydney, the bronze medal at the 2004 Summer Olympics in Athens and the Champions Trophy in 2001.In 2005, she was separated from the Argentine national field hockey team by the coach Gabriel Minadeo, after she said that "many of the players have a place on the team just because of their surname".