Dunn, who has not played this season, will be placed in a walking boot, and his status will be updated after the two weeks.
The Hawks said Thursday that Dunn had surgery Tuesday at the Hospital for Special Surgery in New York.
Dunn developed the ankle soreness while compensating for torn cartilage in his right knee. He signed a a $10 million, two-year contract with the Hawks in the offseason.
Source : ESPN