The Belgium international fractured his ankle training ahead of the friendly with the Czech Republic and the 2018 World Cup qualifier with Estonia on Friday.
“Eden Hazard successfully underwent surgery today after sustaining a fracture to his right ankle while training with the Belgian national team,” read a statement on the club website.
“He is expected to return to training in approximately three months.”
The 26-year-old was a driving force in Chelsea’s title win.
The Premier League season gets underway on August 12.
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