Thomas Muster is an Austrian former world No. 1 tennis player. One of the world's leading clay court players in the 1990s, he won the 1995 French Open and at his peak was called "The King of Clay". In addition, he won eight Masters 1000 Series titles. Muster is one of the nine players to win Super 9/ATP Masters Series/ATP World Tour Masters 1000 titles on clay, hardcourt and carpet.
Fernando Francisco González Ciuffardi is a Chilean former professional tennis player. During his career, he reached at least the quarterfinals of all four major tournaments. He contested his only major final at the 2007 Australian Open, losing to top-seeded Roger Federer. González is the fourth man in history to have won an Olympic tennis medal in every color, with gold in doubles and bronze in singles at Athens 2004, and silver in singles at Beijing 2008. The gold medal that González won partnering Nicolás Massú at the 2004 Olympics in men's doubles was Chile's first-ever Olympic gold medal. During his career, González defeated many top players, including Lleyton Hewitt, Andre Agassi, Federer, Novak Djokovic, Rafael Nadal, Andy Roddick, Juan Carlos Ferrero, Carlos Moyá, Gustavo Kuerten, Marat Safin, Pete Sampras, and Andy Murray. González qualified twice for the year-end Masters Cup event and was runner-up at two Masters Series tournaments. González was known for having one of the strongest forehands on the tour. In Spanish he is nicknamed El Bombardero de La Reina and Mano de Piedra.
Carlos Moyá Llompart is a Spanish former world No. 1 tennis player. He is the 1998 French Open singles champion and the runner-up at the 1997 Australian Open. In 2004, he was part of his country's winning Davis Cup team. He has been Rafael Nadal's primary coach since 2016.
Andrei Medvedev is a Ukrainian former professional tennis player. Medvedev reached the final of the 1999 French Open, the French Open semifinals in 1993, and won four Masters titles during his career, achieving a career-high ranking of world No. 4 in May 1994.
Gastón Norberto Gaudio is an Argentine former professional tennis player. He won eight singles titles and achieved a career-high ATP singles ranking of world No. 5 in April 2005. Gaudio's most significant championship came at the 2004 French Open, when he defeated fellow Argentine Guillermo Coria from two sets down in the final.
Thomas Mario Haas is a German former professional tennis player. He competed on the ATP Tour from 1996 to 2017. After breaking into the world top 100 in 1997 and reaching a career-high singles ranking of world No. 2 in May 2002, his career was interrupted by injuries: Haas twice dropped out of the world rankings due to being unable to play for twelve months. His first period of injury saw him miss the whole of the 2003 season, and he did not return to the world's top 10 until 2007. He also was absent between February 2010 and June 2011, but returned to world No. 11 in 2013 by reaching the quarterfinals at the French Open for the first time. Haas reached the semifinals of the Australian Open three times, and in Wimbledon once. He reached the quarterfinal stage of each of the major events. He won 15 career titles in singles, including a Masters title at the 2001 Stuttgart Masters, and a silver medal from the 2000 Summer Olympics.
This is a list of the tournaments played in the 2005 season of Men's tennis, including ATP events and ITF events. Changes were made to match format during this season. The third set of doubles matches was no longer played as a traditional set. Instead it was played as a match tie break first to 10 and clear by 2, to decide the winner.
Ramesh Krishnan is an Indian tennis coach and former professional tennis player. As a junior player in the late 1970s, he won the singles titles at both, Wimbledon and the French Open. He went on to reach three Grand Slam quarterfinals in the 1980s and was a part of the Indian team captained by Vijay Amritraj which reached the final of the Davis Cup in 1987 against Sweden. Krishnan also beat then-world No. 1, Mats Wilander, at the 1989 Australian Open. He became India's Davis Cup captain in 2007.
Albert Costa Casals is a Spanish former professional tennis player. He is best remembered for winning the men's singles title at the French Open in 2002.
Olivier Rochus is a retired Belgian tennis player. He is the younger brother of Christophe Rochus, also a former top-40 tennis player.
Magnus Norman is a Swedish tennis coach and former professional player. He has been ranked by the Association of Tennis Professionals (ATP) as high as world No. 2, in June 2000. His career highlights include reaching a major final at the French Open in 2000, and winning a Masters title at the 2000 Rome Masters.
Luis Horna Biscari is a former tour professional tennis player from Peru, who turned professional in 1998. Known by his nickname "Lucho", he won 2 career singles titles, reached the quarterfinals of the 2004 Madrid Masters and achieved a career-high singles ranking of World No. 33 in August 2004.
Jarkko Kalervo Nieminen is a Finnish former professional tennis player. His highest ranking of world No. 13, achieved in July 2006, is a Finnish record. He has won two ATP singles titles and five doubles titles in his career. His best performances in Grand Slam tournaments have been reaching the quarterfinals of the 2005 US Open, the 2006 Wimbledon Championships, and the 2008 Australian Open.
Gilles Müller is a Luxembourgish former professional tennis player. He is a two-time major singles quarterfinalist, making him by far the most successful male tennis player in Luxembourgish history. Müller won two titles on the ATP Tour and achieved a career-high ATP singles ranking of world No. 21 on 31 July 2017. He was known for his powerful left-handed serve and net skills. Following his retirement, Müller was appointed as Luxembourg's Davis Cup team captain.
Vladimir Nikolayevich Voltchkov is a Belarusian former professional tennis player. Voltchkov reached the semifinals at the 2000 Wimbledon Championships, where, as a qualifier, he lost to Pete Sampras in straight sets. He represented Belarus in both the Davis Cup and the Olympic Games in 2000, also won the Wimbledon juniors competition in 1996. His career-high singles ranking is world No. 25.
Julie Halard-Decugis is a French former professional tennis player.
José Javier "Chucho" Acasuso is a former professional male tennis player from Argentina. Like many of his fellow countrymen, he favoured clay. He was known for his strong serve and his hard groundstrokes off both sides. His clothes sponsor was Topper and his racquet sponsor Head.
Defending champion Gustavo Kuerten defeated Àlex Corretja in the final, 6–7(3–7), 7–5, 6–2, 6–0 to win the men's singles tennis title at the 2001 French Open. It was his third French Open title and his third and last major title overall. Kuerten saved a match point en route to the title, against Michael Russell in the fourth round.
Jane O'Donoghue is a retired British tennis player who turned professional in 2000 and played her last match on the pro circuit in 2007. During her career, she won three ITF singles and six ITF doubles titles. In July 2006, she reached a career-high singles ranking of 189, and over one year later, she reached 184 in the world in the doubles rankings. O'Donoghue reached the second round of her Grand Slam, Wimbledon in 2004 and 2005. After retirement, she began working for the LTA as a coach.
Àlex Corretja Verdegay is a Spanish former professional tennis player. During his career, he was twice a major runner-up at the French Open, won the Tour Finals in 1998, reached a career-high singles ranking of world No. 2 in 1999, and captured Masters titles at the 1997 Italian Open and 2000 Indian Wells Masters. Corretja also played a key role in helping Spain win its first Davis Cup title in 2000. Post-retirement, Corretja became a temporary coach of Andy Murray in April 2008 for the duration of the clay-court season, resuming the role on a permanent basis between 2009 and 2011. From 2012 to 2013, Corretja coached the Spanish Davis Cup team.
Argentina 
