The impact of Giovanni Piau on the Italian football club, Juventus, has been significant over the years, with his performances and contributions to the team's success. Giovanni Piau is a midfielder who was born in Italy but grew up playing for clubs in Germany and France. He started his career with FC Augsburg before moving to Juventus in 2011.

Piau is known for his technical abilities and his ability to play as a central defender or as a left back. He has also played as a winger and a striker. His versatility has made him a valuable asset to Juventus' midfield, where he can provide different positions to help the team achieve their goals.

Piau has been a key player for Juventus throughout his career, helping them to win several league titles and cups. He has also scored many goals for the club, including a hat-trick against AC Milan in 2016.

Piau's impact on Juventus has been immense, and he has become a fan favorite among fans of both the Italian and English leagues. He has won numerous awards and accolades throughout his career, including the Golden Boot award for best player in the Champions League.

In conclusion, Giovanni Piau has had a significant impact on the Italian football club, Juventus, through his performances and contributions to the team's success. His versatility, technical abilities, and winning ways have made him a valuable asset to the team, and he will continue to be a major force in the Italian football scene.