2015 WTA season
ATPWTA
The 2015 WTA season: 2,501 matches. Grand Slam champions: Williams S. (3), Pennetta F.; most titles: Williams S. (5).
Hard 1,553 · Clay 659 · Grass 289 matches
Grand Slams, Tour Finals and 1000s
| 31 Jan 2015 | Australian Open Grand Slam | Williams S. |
| 6 Jun 2015 | French Open Grand Slam | Williams S. |
| 11 Jul 2015 | Wimbledon Grand Slam | Williams S. |
| 12 Sept 2015 | US Open Grand Slam | Pennetta F. |
| 1 Nov 2015 | Sony Ericsson Championships Tour Finals | Radwanska A. |
Most titles
Longest winning runs
Biggest upsets by the odds
| 11 Sept 2015 | Vinci R. (43) | Williams S. (1) | 12.12 | US Open Grand SlamSemifinals |
| 27 May 2015 | Lucic-Baroni M. (70) | Halep S. (3) | 11.26 | French Open Grand Slam2nd Round |
| 30 Jun 2015 | Cepelova J. (106) | Halep S. (3) | 10.08 | Wimbledon Grand Slam1st Round |
| 25 May 2015 | Beck A. (83) | Radwanska A. (14) | 9.04 | French Open Grand Slam1st Round |
| 4 Oct 2015 | Arruabarrena L. (98) | Halep S. (2) | 8.84 | China Open Premier1st Round |
| 26 Mar 2015 | Saville D. (97) | Sharapova M. (2) | 8.25 | Sony Ericsson Open Premier2nd Round |
| 13 Oct 2015 | Kichenok L. (414) | Pennetta F. (8) | 8.25 | Tianjin Open 2501st Round |
| 24 Sept 2015 | Allertova D. (74) | Halep S. (2) | 8.17 | Guangzhou Open 250Quarterfinals |
| 19 Jan 2015 | Hradecka L. (142) | Ivanovic A. (5) | 7.96 | Australian Open Grand Slam1st Round |
| 31 Aug 2015 | Dodin O. (128) | Jankovic J. (21) | 6.78 | US Open Grand Slam1st Round |
Biggest upsets by ranking
| 4 Jan 2015 | Vikhlyantseva N. (584) | Friedsam A.L. (93) | 491 | Shenzhen Open 2501st Round |
| 25 Feb 2015 | Bogdan E. (527) | Davis L. (55) | 472 | Abierto Mexicano 2501st Round |
| 13 Oct 2015 | Kichenok L. (414) | Pennetta F. (8) | 406 | Tianjin Open 2501st Round |
| 26 Mar 2015 | Badosa P. (419) | Zheng S. (75) | 344 | Sony Ericsson Open Premier2nd Round |
| 24 Mar 2015 | Badosa P. (419) | Cetkovska P. (89) | 330 | Sony Ericsson Open Premier1st Round |
| 20 Jan 2015 | Chang K.C. (402) | Zheng J. (100) | 302 | Australian Open Grand Slam1st Round |
| 29 Sept 2015 | Beck A. (381) | Kulichkova E. (94) | 287 | Tashkent Open 2501st Round |
| 8 Jun 2015 | Krajicek M. (403) | Dodin O. (133) | 270 | Topshelf Open 2501st Round |
| 25 Mar 2015 | Vaidisova N. (328) | Babos T. (87) | 241 | Sony Ericsson Open Premier1st Round |
| 30 Sept 2015 | Beck A. (381) | Cepelova J. (144) | 237 | Tashkent Open 2502nd Round |
Every final (59)
| 10 Jan 2015 | ASB Classic 250 | Williams V. |
| 10 Jan 2015 | Brisbane International Premier | Sharapova M. |
| 10 Jan 2015 | Shenzhen Open 250 | Halep S. |
| 16 Jan 2015 | Apai International Premier | Kvitova P. |
| 17 Jan 2015 | Hobart International 250 | Watson H. |
| 31 Jan 2015 | Australian Open Grand Slam | Williams S. |
| 15 Feb 2015 | BNP Paribas Fortis Diamond Games Premier | Petkovic A. |
| 15 Feb 2015 | Pattaya Women's Open 250 | Hantuchova D. |
| 21 Feb 2015 | Dubai Duty Free Tennis Championships Premier | Halep S. |
| 22 Feb 2015 | Rio Open 250 | Errani S. |
| 28 Feb 2015 | Qatar Total Open Premier | Safarova L. |
| 1 Mar 2015 | Abierto Mexicano 250 | Bacsinszky T. |
| 8 Mar 2015 | Malaysia Open 250 | Wozniacki C. |
| 9 Mar 2015 | Monterrey Open 250 | Bacsinszky T. |
| 22 Mar 2015 | BNP Paribas Open Premier | Halep S. |
| 4 Apr 2015 | Sony Ericsson Open Premier | Williams S. |
| 12 Apr 2015 | Family Circle Cup Premier | Kerber A. |
| 12 Apr 2015 | Katowice Open 250 | Schmiedlova A. |
| 19 Apr 2015 | Copa Claro Colsanitas 250 | Pereira T. |
| 26 Apr 2015 | Porsche Tennis Grand Prix Premier | Kerber A. |
| 2 May 2015 | Grand Prix SAR Lalla Meryem 250 | Svitolina E. |
| 2 May 2015 | J&T Banka Prague Open 250 | Pliskova Ka. |
| 9 May 2015 | Mutua Madrid Open Premier | Kvitova P. |
| 17 May 2015 | Internazionali BNL d'Italia Premier | Sharapova M. |
| 23 May 2015 | Internationaux de Strasbourg 250 | Stosur S. |
| 23 May 2015 | Nürnberger Versicherungscup 250 | Knapp K. |
| 6 Jun 2015 | French Open Grand Slam | Williams S. |
| 14 Jun 2015 | Topshelf Open 250 | Giorgi C. |
| 15 Jun 2015 | Aegon Open 250 | Konjuh A. |
| 21 Jun 2015 | AEGON Classic Premier | Kerber A. |
| 27 Jun 2015 | AEGON International Premier | Bencic B. |
| 11 Jul 2015 | Wimbledon Grand Slam | Williams S. |
| 19 Jul 2015 | Bucharest Open 250 | Schmiedlova A. |
| 19 Jul 2015 | Collector Swedish Open 250 | Larsson J. |
| 26 Jul 2015 | Gastein Ladies 250 | Stosur S. |
| 26 Jul 2015 | TEB BNP Paribas Istanbul Cup 250 | Tsurenko L. |
| 1 Aug 2015 | Brasil Tennis Cup 250 | Pereira T. |
| 2 Aug 2015 | Baku Cup 250 | Gasparyan M. |
| 9 Aug 2015 | Bank of the West Classic Premier | Kerber A. |
| 9 Aug 2015 | Citi Open 250 | Stephens S. |
| 16 Aug 2015 | Rogers Cup Premier | Bencic B. |
| 23 Aug 2015 | Western & Southern Financial Group Women's Open Premier | Williams S. |
| 29 Aug 2015 | Connecticut Open Premier | Kvitova P. |
| 12 Sept 2015 | US Open Grand Slam | Pennetta F. |
| 20 Sept 2015 | Coupe Banque Nationale 250 | Beck A. |
| 20 Sept 2015 | Japan Women's Tennis Open 250 | Wickmayer Y. |
| 26 Sept 2015 | Guangzhou Open 250 | Jankovic J. |
| 27 Sept 2015 | Kia Korea Open 250 | Begu I. |
| 27 Sept 2015 | Toray Pan Pacific Open Premier | Radwanska A. |
| 3 Oct 2015 | Tashkent Open 250 | Hibino N. |
| 3 Oct 2015 | Wuhan Open Premier | Williams V. |
| 11 Oct 2015 | China Open Premier | Muguruza G. |
| 18 Oct 2015 | Generali Ladies Linz 250 | Pavlyuchenkova A. |
| 18 Oct 2015 | Prudential Hong Kong Tennis Open 250 | Jankovic J. |
| 18 Oct 2015 | Tianjin Open 250 | Radwanska A. |
| 24 Oct 2015 | Kremlin Cup Premier | Kuznetsova S. |
| 25 Oct 2015 | BGL BNP Paribas Luxembourg Open 250 | Doi M. |
| 1 Nov 2015 | Sony Ericsson Championships Tour Finals | Radwanska A. |
| 8 Nov 2015 | WTA Elite Trophy 500 | Williams V. |
Rankings (in brackets) are as at the match. Odds are the winner's pre-match average market price (Bet365 or Pinnacle before 2010). Winning runs ignore walkovers. Tour-level main draws. Data: tennis-data.co.uk.