There's no timeline for Connaughton return, but he's expected to get back on the court before the end of the regular season.
Hawks have been one of the league's most underachieving teams after making a surprising run to the Eastern Conference final last season.
Chris Boucher had 15 for Toronto, and Precious Achiuwa added with 14 points and 10 rebounds as the Raptors bounced back after at Detroit.
Milwaukee Bucks never trailed while racing to a 77-38 halftime advantage and handing the Warriors their fourth loss in five games..