The John Deere Classic is a professional golf tournament on the PGA Tour. It is played annually in July, the week before the British Open, at TPC Deere Run in. The last two tournaments before the Open Championship are here in the Scottish Open and the John Deere Classic. There are more stars. SportsLine simulated the John Deere Classic times and came up odds: Surprising picks from model that nailed the U.S. Open.