The 2016 United States Open Championship was the 116th U.S. Open, held June 16–19 at Oakmont Country Club in Oakmont and Plum, Pennsylvania, suburbs northeast of Pittsburgh. Dustin Johnson won his first major championship. U.S. Open 2016: June 16–19, 2016 at Oakmont Country Club. Champion: Dustin Johnson, at 276 (−4). Wiki link