The 22-year-old moves to the French capital after his seven goals and 10 assists helped Inter win their first Serie A title since the 2009/2010 season under Jose Mourinho.
The Moroccan defender joins the Ligue 1 giants on a five-year contract in a deal reportedly worth €60million.
— Paris Saint-Germain (@PSG_English) July 6, 2021"I feel a great sense of pride today," Achraf told the club's official website.
"After Spain, Germany and Italy, Paris Saint-Germain offers me the chance to discover a new championship with one of the most prestigious clubs in the world. I can't wait to meet my new teammates, the fans and experience the incredible colour and passion inside the Parc des Princes.
"I share the same big ambitions as the coaching staff and my teammates and will do everything I can to deliver what is expected of me."
