Robin Ammerlaan and Stefan Olsson were the defending champions of the Wimbledon Championships Wheelchair Men's Doubles, but they lost in the semifinals to the first seeds, Dutch pair Maikel Scheffers and Ronald Vink.
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Betty Stöve and Wendy Turnbull were the defending champions but they competed with different partners that year, Stöve with Pam Shriver and Turnbull with Rosemary Casals.
The Women's Doubles tournament at the 1981 French Open was held from 25 May to 7 June 1981 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
Billie Jean King and Martina Navratilova were the defending champions but only Navratilova competed that year with Pam Shriver.
The Women's Doubles tournament at the 1984 French Open was held from 26 May until 10 June 1984 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
The Men's Doubles tournament at the 1985 French Open was held from 27 May until 9 June 1985 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
Martina Navratilova and Pam Shriver were the defending champions but lost in the final 6–7 (5–7), 6–2, 6–3 against Claudia Kohde-Kilsch and Helena Suková.
The Men's Doubles tournament at the 1986 French Open was held from 26 May until 8 June 1986 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
Martina Navratilova and Pam Shriver were the defending champions and won in the final 5–7, 6–4, 6–2 against Kathy Jordan and Elizabeth Smylie.
The Men's Doubles tournament at the 1988 French Open was held from 23 May until 5 June 1988 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
Martina Navratilova and Pam Shriver were the defending champions but lost in the semifinals to Gigi Fernández and Robin White.
The 1999 du Maurier Open – Doubles was the doubles event of the one hundred and tenth edition of the Canadian Open; a WTA Tier I tournament and the most prestiguous women's tennis tournament held in Canada.
The 1999 Kremlin Cup – Women's Doubles was the women's doubles event of the fourth WTA edition of the Kremlin Cup; a WTA Tier I tournament and the most prestigious tournament held in Russia.
The Women's Doubles Tournament at the 2000 Indian Wells Masters took place between March 10 and March 19 on the outdoor hard courts of the Indian Wells Tennis Garden in Indian Wells, California, United States.
Daniel Nestor and Sandon Stolle were the defending champions but only Stolle competed that year with Joshua Eagle.
Max Mirnyi and Sandon Stolle were the defending champions but they competed with different partners that year, Mirnyi with Roger Federer and Stolle with Joshua Eagle.
The Women's Doubles Tournament at the 2005 Pacific Life Open took place between March 7 and March 20 on the outdoor hard courts of the Indian Wells Tennis Garden in Indian Wells, California, United States.
The French duo won their first Grand Slam as a team, however this was Llodra's third, having won the Australian Open twice previously with Fabrice Santoro in 2003 and 2004.
Shingo Kunieda partnered Robin Ammerlaan and won in the final 7–5, 6–1, against Stefan Olsson and Maikel Scheffers.
Zvonareva lost in the first round to the wildcard team of Jelena Janković and Tathiana Garbin.
Cuevas chose to compete in Madrid and Zeballos chose not to compete this year.
Eric Butorac and Scott Lipsky were the defending champions, but they chose to compete in Munich instead.
Raquel Kops-Jones and Abigail Spears were the defenders of championship title, but Kops-Jones chose to participate in Rome instead and Spears chose not to play.
Dutch pair won this event, after won 6–0, 6–0, against Nicolas Peifer and Jon Rydberg in the final.
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Stéphane Houdet and Stefan Olsson were the defending champions, but lost in the first round to eventual champions Maikel Scheffers and Ronald Vink.
It was the 37th edition of the event, known as the BNP Paribas Open, and was classified as an ATP World Tour Masters 1000 event on the 2011 ATP World Tour and a Premier Mandatory event on the 2011 WTA Tour.
Peng Shuai had won the title earlier in 2010 Internazionali BNL d'Italia - Women's Doubles
However they chose to not defend the title as a team as the split at the end of the 2010 season.
Santiago González and Scott Lipsky were the defending champions but decided to compete in the 2013 BNP Paribas Open instead.
Shingo Kunieda was the defending champion and successfully defended his title, defeating Gustavo Fernández in the final, 6–0, 6–1.
She won a total of 11 ITF titles during her career and reached a doubles ranking high of world number 100 in May 2002 after reaching the third round of the women's doubles at the Australian Open earlier that year.
At the 2000 Summer Olympics in Sydney, Legout teamed up with two-time world bronze medalist Damien Éloi in the men's doubles tournament, where the French pair placed first in the preliminary pool round against Canada's Johnny Huang and Kurt Liu, and Argentina's Liu Song and Pablo Tabachnik, receiving four winning matches and a total score of 96 points.
The tie for the bronze was the first in a Winter Olympic, world championship, or European championship event since they started timing luge in the 1/1000ths of a second following the tie between Italy and East Germany in the men's doubles event at the 1972 Winter Olympics in Sapporo.
He won the 2009 Australian Open Boy's Doubles event with Hsieh Cheng-peng, beating Mikhail Biryukov and Yasutaka Uchiyama, 6-4, 6-2 in the final.
She competed at the 2011 US Open Doubles Tournament, where she received together with her partner Mallory Burdette a wildcard.
Jack Withrow competed at the 2011 US Open double tournament, where he received together with his partner Jack Sock a wildcard.
Van't Hof played at the 2008 U.S. Open, reaching the second round of the men's doubles tournament, with his partner, Michael McClune.
In 1994 he partnered Australian Joshua Eagle at the Wimbledon Championships but they lost in the opening round to number six seeds Tom Nijssen and Cyril Suk.
At the US National Championships, Yip was the runner-up in women's singles 4 times and won the women's doubles title 4 consecutive times (1992-1995).
Burdette's only tournament of 2011 was the 2011 US Open double tournament, where she received together with her partner Hilary Barte a wildcard.
The men's doubles competition was one of two rackets events held as part of the Rackets at the 1908 Summer Olympics programme.
Four pairs in the 2012 Olympics Women's doubles badminton having qualified for the next round, were disqualified for attempting to lose in the round robin stage to avoid compatriots and better ranked opponents.
Guillaume Couillard and Jean-René Lisnard were the defending champion but Lisnard decided not to participate.
Mandy Minella and Claudine Schaul were the defending champion but decided not to participate.
Taylor and Whitwell lost in the final 6–7(5–7), 6–2, 4–10 against Amanda Carreras and Lindsay De Haro-Sene.
Partnering Evgeniya Rodina, Kudermetova won her first $50,000 ITF tournament at the 2013 Kazan Summer Cup, defeating Alexandra Artamonova and Martina Borecká in the final.