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 following the creation of the OWGR.
Langer is one of five golfers who have won professional golf events on all six continents where golf is played. He has victories on all the premiere tours, with 42 wins on the European Tour (2nd most all-time), three on the PGA Tour, and numerous international victories; including wins on the Japan Golf Tour, Asian Tour, Australasian Tour, and the Tour de las Américas.
The highlights of Langer's career are his two major championships. His first major win came at the 1985 Masters Tournament, where Langer won by two strokes over runners-up Seve Ballesteros, Raymond Floyd and Curtis Strange. His second major came at the 1993 Masters Tournament with a four-shot victory over Chip Beck. Langer has also finished runner-up on two occasions at The Open Championship (1981 and 1984). In 2020 Langer became the oldest player in Masters history to make the tournament cut, at age 63.
After turning 50, Langer has established himself as one of the most successful players on PGA Tour Champions and has won a record 11 senior major championships and achieved the career Senior Grand Slam (winning each of the five major championships at least once during one's career). He has won the 2010, 2014, 2017 and 2019 Senior Open Championship, the 2010 U.S. Senior Open, the 2016 and 2017 Regions Tradition, the 2014, 2015 and 2016 Constellation Senior Players Championship, and the 2017 Senior PGA Championship.