WThe 2005 United States Olympic Curling Trials were held from February 19 to 26 in McFarland, Wisconsin. The trials determined which teams would represent the United States at the 2006 Winter Olympics. The trials also constituted the 2005 United States National Curling Championships, qualifying teams to the 2005 Ford World Men's Curling Championship and the 2005 Ford World Women's Curling Championship.
WThe 2005 Masters Tournament was the 69th Masters Tournament, played from April 7–10 at Augusta National Golf Club in Augusta, Georgia.
WThe 2005 Mosconi Cup, the 12th edition of the annual nine-ball pool competition between teams representing Europe and the United States, took place 15–18 December 2005 at the MGM Grand in Las Vegas, Nevada. A shot clock was used for the first time in the events history.
WThe 2005 NACAC Cross Country Championships took place on March 6, 2005. The races were held at the United States Triathlon National Training Center in Clermont, Florida, United States. A detailed report of the event was given.
WThe 2005 NCAA Bowling Championship was the second annual tournament to determine the national champion of women's NCAA collegiate ten-pin bowling. The tournament was played at Wekiva Lanes in Orlando, Florida during April 2005.
WThe 2005 NCAA Men's Volleyball Tournament was the 36th annual tournament to determine the national champion of NCAA men's collegiate indoor volleyball. The single elimination tournament was played at Pauley Pavilion in Los Angeles, California during May 2005.
WThe 2005 NCAA Men's Water Polo Championship was the 37th annual NCAA Men's Water Polo Championship to determine the national champion of NCAA men's collegiate water polo. Tournament matches were played at the Kinney Natatorium at Bucknell University in Lewisburg, Pennsylvania from December 3–4, 2005.
WThe 2005 NCAA Skiing Championships were contested at the Middlebury College Snow Bowl in Hancock, Vermont as part of the 52nd annual NCAA-sanctioned ski tournament to determine the individual and team national champions of men's and women's collegiate slalom and cross country skiing in the United States.
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 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 2005 Preakness Stakes was the 130th running of the Preakness Stakes thoroughbred horse race. The race took place on May 21, 2005, and was televised in the United States on the NBC television network. Afleet Alex, who was jockeyed by Jeremy Rose, won the race by four and three quarter lengths over runner-up Scrappy T. Approximate post time was 6:21 p.m. Eastern Time. The race was run over a fast track in a final time of 1:55.04. The Maryland Jockey Club reported total attendance of 125,687, this is recorded as second highest on the list of American thoroughbred racing top attended events for North America in 2005.
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.
WThe 2005 UCI Track Cycling World Championships were the World Championship for track cycling. They took place in Los Angeles, United States from March 24 to March 27, 2005.
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.