WThe 2017 season for the Trek–Segafredo cycling team began in January at the Tour Down Under. As a UCI WorldTeam, they were automatically invited and obligated to send a squad to every event in the UCI World Tour.
WCanelo Álvarez vs. Julio César Chávez Jr. was a professional boxing fight held on May 6, 2017 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. Álvarez was declared the winner by unanimous decision, having been judged the winner of all 12 rounds by each of the three ringside judges.
WThe 2017 America's Cup was the 35th staging of the America's Cup yacht race. The challenger, Emirates Team New Zealand, won by a score of 7 to 1 over the defender, Oracle Team USA. It was held on the Great Sound in Bermuda from June 17 to June 26. The races were conducted using hydrofoiling AC50 America's Cup Class yachts, which are slightly larger than the AC45F yachts used in the 2015–16 America's Cup World Series.
WThe 2017 Belmont Stakes was the 149th running of the Belmont Stakes and the 106th time the event took place at Belmont Park. The 1 1⁄2-mile (2,400 m) race, known as the "test of the champion", is the final jewel in Thoroughbred horse racing's American Triple Crown series. The race was on June 10, 2017, and was broadcast by NBC starting at 5 PM EDT. For the second straight year, the Belmont did not have a Triple Crown at stake, as 2017 Kentucky Derby winner Always Dreaming had lost in the Preakness Stakes. The race was won by Tapwrit.
WThe 2017 Boston Marathon was the 121st running of the Boston Athletic Association's mass-participation marathon. It took place on Monday, April 17. Geoffrey Kirui won the men's race in 2:09:37 and Edna Kiplagat won the women's race in 2:21:52.
WThe 2017 ESPY Awards were presented at the 25th annual ESPY Awards show, held on July 12, 2017 at 5 pm Pacific at the Microsoft Theater in Los Angeles, California and on television nationwide in the United States on ABC at 8 pm Eastern/7 PM Central. On May 16, 2017, it was announced by ESPN.com that Peyton Manning would host the show. 33 competitive awards were presented, along with several honorary awards.
WThe International 2017 (TI7) was the seventh iteration of The International, an annual Dota 2 esports world championship tournament. Hosted by Valve, the game's developer, the tournament began with the online qualifier phase in June 2017, and ended after the main event at the KeyArena in Seattle in August. The Grand Finals took place between the European-based Team Liquid and Chinese-based Newbee, with Liquid defeating Newbee 3-0 in a best-of-five series, winning nearly $11 million in prize money.
WThe 2017 Masters Tournament was the 81st edition of the Masters Tournament and the first of golf's four major championships in 2017. It was held April 6–9 at Augusta National Golf Club in Augusta, Georgia.
WThe 2017 NCAA Beach Volleyball Championship was the second annual tournament deciding the NCAA championship of beach volleyball, which competition is open to women only. It took place May 5-7 in Gulf Shores, Alabama, hosted by the University of Alabama at Birmingham. It was a double elimination tournament, with a single championship match. The USC Trojans won their second consecutive national title, defeating the Pepperdine Waves 3-2 in the championship match.
WThe 2017 NCAA Fencing Championships took place from March 23 to March 26 in Indianapolis, Indiana at the Indiana Farmers Coliseum. The tournament went into its 28th consecutive NCAA Fencing Championships, and featured twenty-seven teams across all divisions.
WThe 2017 NCAA National Collegiate Volleyball Tournament was the 48th edition of the NCAA Men's National Collegiate Volleyball Championship, open to teams from both Division I and II. The tournament was held May 2, 4, & 6 at St. John Arena in Columbus, Ohio, hosted by Ohio State University. The Ohio State Buckeyes won their second consecutive National Championship and fourth overall.
WThe 2017 NCAA Men's Water Polo Championship occurred from November 25th, 2017 to December 3rd in Los Angeles at the Uytengsu Aquatics Center. This was the 49th NCAA Men's Water Polo Championship. Eight teams across from all divisions participated in this championship.
WThe 2017 NCAA Rifle Championships took place from March 9 to March 11 in Columbus, Ohio at the St. John Arena, particularly at the French Field House. The tournament went into its 38th consecutive NCAA Rifle Championships, and featured eight teams across all divisions.
WThe 2017 NCAA National Collegiate Women's Water Polo Championship was the 17th annual tournament to decide the championship of NCAA women's collegiate water polo. Two play-in games were held on May 6, with the winners advancing to the main tournament, May 12-14 at Indiana University Natatorium in Indianapolis, Indiana, hosted by IUPUI. Stanford defeated UCLA 8-7 to win its third national championship in four years.
WThe 2017 PGA Championship was the 99th PGA Championship, held August 10–13 at Quail Hollow Club in Charlotte, North Carolina. This was the first major at Quail Hollow, which is a regular stop on the PGA Tour.
WThe 2017 Players Championship was the 44th Players Championship, held May 11–14 at TPC Sawgrass in Ponte Vedra Beach, Florida, and the 36th edition held at the Stadium Course.
WThe 2017 Preakness Stakes was the 142nd running of the Preakness Stakes, the second leg of the American Triple Crown. It is a Grade I stakes race for three-year-old Thoroughbreds at a distance of 1 3⁄16 miles (1.9 km) and was held on May 20, 2017, at Pimlico Race Course in Baltimore, Maryland. The race went off at 6:51 pm ET and was broadcast by NBC. The race was won by Cloud Computing, upsetting Always Dreaming's chances of a Triple Crown. Classic Empire was second, and Senior Investment finished third. The Maryland Jockey Club reported a track record total attendance of 140,327, the second highest attendance for American thoroughbred racing events in North America during 2017.
WThe 2017 Presidents Cup was the 12th edition of the Presidents Cup golf competition, played at Liberty National Golf Club in Jersey City, New Jersey, from September 28 to October 1, 2017. Steve Stricker and Nick Price were the captains of the U.S. and the International teams, respectively.
WSince August 2016, some American athletes have protested against police brutality and racism by kneeling on one knee during the U.S. national anthem. Beginning in 2017, many players also protested against President Donald Trump's criticisms of those involved in the protest, and some against Trump's policies since taking office. Some observers have described the protests as politically motivated or patriotic and have praised the players' social awareness, while others have criticized the attention given to social issues during sporting events, and called the protests unpatriotic or disrespectful. The act itself has become widely referred to as taking a knee or taking the knee.
WThe 2017 U.S. Open Championship was the 117th U.S. Open, held June 15–18 at Erin Hills in Erin, Wisconsin, northwest of Milwaukee. Brooks Koepka claimed his first major title with a 16-under-par 272, four strokes ahead of runners-up Brian Harman and Hideki Matsuyama. Koepka's score matched the lowest ever at the championship, set in 2011 by Rory McIlroy.
WUnited States participated at the 2017 Summer Universiade, in Taipei, Taiwan.
WUnited States were scheduled to compete at the 2017 World Aquatics Championships in Budapest, Hungary from 14 July to 30 July.
WThe US Quidditch Cup 10 was the 2017 edition of the US Quidditch Cup, a quidditch club tournament organized by US Quidditch. The tournament took place in Kissimmee, Florida from April 8–9, 2017.
WThe 46th Walker Cup Match was played September 9 and 10, 2017 at the Los Angeles Country Club in Los Angeles, California. It was the second Walker Cup Match played in California, the previous occasion being in 1981 at Cypress Point Club. Great Britain and Ireland were the holders of the cup. The United States won the match 19 points to 7.
WAndre Ward vs. Sergey Kovalev II, billed as The Rematch, was a boxing superfight for the unified WBA, WBO, IBF, and vacant The Ring magazine light heavyweight titles between the top-two best pound-for-pound fighters in the world. Andre Ward won by an 8th round TKO. The bout was held on June 17, 2017 in Las Vegas, Nevada and was televised on HBO Pay-per-view.
WThe 2017 WGC-Bridgestone Invitational was a professional golf tournament held August 3–6 on the South Course of Firestone Country Club in Akron, Ohio. It was the 19th WGC-Bridgestone Invitational tournament, and the third of the World Golf Championships events in 2017.
WThe 2017 WGC-Dell Technologies Match Play was the 19th WGC Match Play, played March 22–26 at Austin Country Club in Austin, Texas. It was the second of four World Golf Championships in 2017. Dustin Johnson won the final 1 up over Jon Rahm.
WThe United States competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4–13 August 2017.
WThe 2017 World Rowing Championships were the 47th edition of the World Rowing Championships that were held from 24 September to 1 October 2017 in Sarasota, Florida.
WThe 2017 World Weightlifting Championships were held in Anaheim, United States from 28 November to 5 December 2017.
WX Games Minneapolis 2017 is an action sporting event that took place July 13–16, 2017, at U.S. Bank Stadium in downtown Minneapolis, Minnesota.