Location in the United States. The 2014 WGC-Bridgestone Invitational was a professional golf tournament held July 31 – August 3 on the South Course of Firestone Country Club in Akron, Ohio. It was the 16th WGC-Bridgestone Invitational tournament, and the third of the World Golf Championships events in 2014. Rory McIlroy won the tournament.