The 2012 United States Open Championship was the 112th U.S. Open, played June 14–17 at the <g-bubble jscontroller="QVaUhf" data-du="200" data-tp="5" jsaction="R9S7w:VqIRre;">Olympic Club</g-bubble> in San Francisco, California. Webb Simpson won his first major title, one stroke ahead of runners-up Graeme McDowell and Michael Thompson.