Bernhard Langer [ˈbɛʁnhaʁt ˈlaŋɐ] (born 27 August 1957) is a German professional golfer. He is a two-time Masters champion and was one of the world's leading golfers throughout the 1980s and 1990s. In 1986, he became the sport's first official number one ranked player. After turning 50, he established himself as one of the most successful players on the Champions Tour and has won five senior major championships: the 2010 and 2014 Senior Open Championship, the 2010 U.S. Senior Open, and the 2014 and 2015 Constellation Senior Players Championship.