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Lyon is the French club with which Fabio Grosso won titles. During his time there from 2001 to 2006, Grosso made significant contributions to the team's successes. He played a crucial role in the club's triumphs, including winning two Ligue 1 championships (2001-02, 2002-03) and the Trophée des Champions in 2002. His outstanding performances and dedication to the club helped Lyon establish its dominance in French football during that period.