Martin Kaymer golfer in the world, making him only the second German (after Bernhard Langer) to be the top-ranked golfer in the world. At the time he was the second youngest to reach world number one behind Tiger Woods, soon surpassed by Rory McIlroy in March 2012, who gained the top ranking at age 22. In April, he relinquished his number one ranking after eight weeks to Westwood, who won the Indonesian Masters. After reaching the number one ranking, Kaymer decided to undergo a swing change to be able to move the ball both ways. Frustrated with his disappointing results at the
Martin Kaymer finished the season ranked third. In January 2010, Kaymer won the Abu Dhabi Golf Championship by one shot over Ian Poulter. After missing the cut at the Masters, Kaymer performed very well in the 2010 majors. He tied for eighth at the U.S. Open and tied for seventh at The Open Championship, after starting the final round in third place. On 15 August in Wisconsin, Kaymer won the PGA Championship at Whistling Straits for his first major title. Finishing regulation play in a two-way tie at 11 under par, he defeated Bubba Watson in a three-hole aggregate playoff. Kaymer was