WThe 2005 BMW Championship was the 51st edition of the BMW Championship, an annual professional golf tournament on the European Tour. It was held 26–29 May at the West Course of Wentworth Club in Virginia Water, Surrey, England, a suburb southwest of London.
WThe 2005 Masters Tournament was the 69th Masters Tournament, played from April 7–10 at Augusta National Golf Club in Augusta, Georgia.
WThe 2005 NCAA Division I Women's Golf Championships were contested at the 24th annual NCAA-sanctioned golf tournament to determine the individual and team national champions of women's Division I collegiate golf in the United States.
WThe 2005 Open Championship was a men's major golf championship and the 134th Open Championship, held from 14 to 17 July at the Old Course at St Andrews, Scotland. Tiger Woods led wire-to-wire for his tenth major title, five shots ahead of runner-up Colin Montgomerie. The win was Woods' second Open Championship, both at St. Andrews, and completed his second career grand slam at age 29. The tenth major and second slam were firsts for a player under the age of 30. At age 65, Jack Nicklaus made his final appearance at The Open Championship.
WThe 2005 PGA Championship was the 87th PGA Championship, played August 11–15 at the Baltusrol Golf Club Lower Course in Springfield, New Jersey, west of New York City. Phil Mickelson earned his second major title by flopping a chip out of deep rough to 2 feet for birdie on the final hole for a one-shot victory over runners-up Steve Elkington and Thomas Bjørn. The purse was $6.5 million with a winner's share of $1.17 million.
WThe 2005 Players Championship was a golf tournament in Florida on the PGA Tour, held March 24–28 at TPC Sawgrass in Ponte Vedra Beach, southeast of Jacksonville. It was the 32nd Players Championship.
WThe 6th Presidents Cup was held between September 22 and 25, 2005. It was played at the Robert Trent Jones Golf Club in Gainesville, Virginia, United States. The United States team won the competition by a margin of 181⁄2–151⁄2. The honorary chairmen was former President of the United States George H. W. Bush.
WGolf at the 2005 Southeast Asian Games took place in The Country Club, Canlubang, Calamba, Laguna, Philippines.
WThe 2005 United States Open Championship was the 105th U.S. Open, held June 16–19 at Pinehurst Resort Course No. 2 in Pinehurst, North Carolina.
WThe 40th Walker Cup Match was played on August 13 and 14, 2005 at the Chicago Golf Club in Wheaton, Illinois, United States. Team United States won 12½ to 11½.
WThe 2005 WGC-American Express Championship was a professional golf tournament held October 6–9 at Harding Park Golf Course in San Francisco, California. It was the sixth WGC-American Express Championship tournament, and the third of three World Golf Championships events held in 2005.
WThe 2005 WGC-World Cup took place 17–20 November at the Victoria Clube de Golfe in Algarve, Portugal. It was the 51st World Cup and the sixth as a World Golf Championship event. 24 countries competed and each country sent two players. The prize money totaled $4,000,000 with $1,400,000 going to the winning pair. The Welsh team of Stephen Dodd and Bradley Dredge won. They won by two strokes over the English and Swedish teams after the event was shortened to 54 holes due to rain.