Martin Kaymer became the No. 1 ranked golfer in the Official World Golf Ranking on 27 February 2011 after his runner-up finish in the WGC-Accenture Match Play Championship. He turned professional in 2005 and is a member of the European Tour. He has won ten tournaments on the tour including four in 2010 to win the Race to Dubai. Among those wins was the 2010 PGA Championship, a victory which made him only the second German to win a major championship, after Bernhard Langer. Martin Kaymer has hand signed this 11x14 Photo. PSA Hologram and Certificate of Authenticity. Custom White Mat and Premium Black Frame as shown.