2015 ATP World Tour

The 2015 ATP World Tour was the global elite professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2015 tennis season. The 2015 ATP World Tour calendar comprises the Grand Slam tournaments (supervised by the International Tennis Federation), the ATP World Tour Masters 1000, the ATP World Tour 500 series, the ATP World Tour 250 series, the Davis Cup (organized by the ITF) and the ATP World Tour Finals. Also included in the 2015 calendar is the Hopman Cup, which is organized by the ITF and does not distribute ranking points.

In singles, Novak Djokovic won three major titles, a record six Masters 1000 titles, and the ATP World Tour Finals.

Schedule
This is the complete schedule of events on the 2015 calendar, with player progression documented from the quarterfinals stage.
 * Key

Statistical information
These tables present the number of singles (S), doubles (D), and mixed doubles (X) titles won by each player and each nation during the season, within all the tournament categories of the 2015 ATP World Tour: the Grand Slam tournaments, the ATP World Tour Finals, the ATP World Tour Masters 1000, the ATP World Tour 500 series, and the ATP World Tour 250 series. The players/nations are sorted by:
 * 1) Total number of titles (a doubles title won by two players representing the same nation counts as only one win for the nation);
 * 2) Cumulated importance of those titles (one Grand Slam win equalling two Masters 1000 wins, one ATP World Tour Finals win equalling one-and-a-half Masters 1000 win, one Masters 1000 win equalling two 500 events wins, one 500 event win equalling two 250 events wins);
 * 3) A singles &gt; doubles &gt; mixed doubles hierarchy;
 * 4) Alphabetical order (by family names for players).

Titles information
The following players won their first main circuit title in singles, doubles, or mixed doubles: The following players defended a main circuit title in singles, doubles, or mixed doubles:

Top 10 entry
The following players entered the top 10 for the first time in their careers:

ATP rankings
These are the ATP rankings of the top 20 singles players, doubles players, and the top 10 doubles teams on the ATP Tour, at the current date of the 2015 season.

Singles
{{legend|#ffffcc|Player competed at the 2015 ATP World Tour Finals}}

Doubles
{{legend|#ffffcc|Team competed at the 2015 ATP World Tour Finals}}

Retirements
Following is a list of notable players (winners of a main tour title, and/or part of the ATP rankings top 100 (singles) or top 50 (doubles) for at least one week) who announced their retirement from professional tennis, became inactive (after not playing for more than 52 weeks), or were permanently banned from playing, during the 2015 season:


 * 🇺🇸 Mardy Fish (born 9 December 1981, in Los Angeles, United States) joined the pro tour in 2000, reaching a career high singles ranking of 7 in August 2011, and a career high doubles ranking of 14 in 2009. Fish reached 20 ATP singles finals (including 4 Masters 1000s) and 11 ATP doubles finals, winning 6 singles titles and 8 doubles titles. At the 2004 Olympic Games, he won the silver medal (lost in the final to Nicolás Massú). At Grand Slams, he reached 3 quarterfinals (2007 Australian Open, 2008 US Open, 2011 Wimbledon) in singles and 1 semifinal (2009 Wimbledon) in doubles. He was also an active part of the United States Davis Cup team for 11 ties between 2002 and 2012, reaching the final in 2004. He announced that the US Open would be his last tournament on 22 July 2015.
 * 🇺🇸 Robby Ginepri (born 7 October 1982, in Acworth, Georgia, United States)
 * 🇨🇿 Jan Hájek (born 7 August 1983), retired at the beginning of the year.
 * Michael Lammer (born 25 March 1982, in Dübendorf, Switzerland) retired in March after Indian Wells.
 * 🇫🇮 Jarkko Nieminen (born 23 July 1981, in Masku, Finland), turned pro in 2000, reaching a career high singles ranking of 13 on 10 July 2006. At Grand Slams, Nieminen reached 3 quarterfinals (2005 US Open, 2006 Wimbledon and 2008 Australian Open) on his career. He retired after the 2015 Stockholm Open.
 * 🇺🇸 Wayne Odesnik (born 21 November 1985, in Johannesburg, South Africa) retired after being handed a 15-year ban after a second doping violation on 18 March 2015.
 * 🇫🇷 Josselin Ouanna (born 14 April 1986, in Suresnes, France) joined the professional tour in 2004 and reached a career-high ranking of No. 88 in singles in October 2009. He announced his retirement in December 2015.
 * 🇫🇷 Guillaume Rufin (born 26 May 1990, in Viriat, France) joined the professional tour in 2008 and reached a career-high ranking of No. 81 in singles in September 2013.
 * 🇺🇸 Michael Russell (born 1 May 1978, in Detroit, United States), joined the pro tour in 1998, reaching a career high singles ranking of number 60 in 2007, and a career high doubles ranking of number 164 in 2012. Russell reached one doubles finals of the ATP World Tour. In Grand Slams singles, he reached the fourth round the 2001 French Open. He decided to retire at the end of the season at the age of 37.
 * 🇦🇷 Eduardo Schwank (born 23 April 1986, in Rosario, Santa Fe, Argentina)
 * 🇫🇷 Florent Serra (born 28 February 1981, in Bordeaux, France)
 * 🇸🇪 Robin Söderling (born 14 August 1984, in Tibro, Sweden), joined the pro tour in 2001, reaching a career singles ranking of no. 4 on 15 November 2010. Söderling reached in the finals of the 2009 and 2010 French Open. His last professional career was the 2011 Swedish Open and announced his retirement from tennis after four years of illness.
 * 🇮🇹 Potito Starace (born 14 July 1981 in Benevento, Italy)
 * 🇺🇸 Ryan Sweeting (born 14 July 1987, in Nassau, Bahamas), announced his retirement online in August 2015.
 * 🇹🇭 Danai Udomchoke (born 11 August 1981 in Bangkok, Thailand)

Comebacks
Following are notable players who will come back after retirements during the 2015 ATP Tour season:


 * 🇺🇸 Andy Roddick (born 30 August 1982, in Omaha, United States) joined the pro tour in 2000, and held the no. 1 singles ranking for 13 weeks, including the end of the 2003 season. He won the 2003 US Open, five Masters Series titles, and 32 singles titles overall before his retirement in 2012. He returned for the doubles event at the 2015 BB&T Atlanta Open, partnering Mardy Fish.
 * 🇦🇺 Mark Philippoussis