The 2023 season on the WTA Tour kicks off at the end of December 2022 with the United Cup, which will be held, in Australia. You can see the list of tournaments on this page.
| Date | Category | Tournament | Surface | Winner |
| Dec 29 – Jan 8 | WTA 500 | United Cup | Hard | Team USA |
| Jan 1 – Jan 8 | WTA 500 | Adelaide International 1 | Hard | Aryna Sabalenka |
| Jan 2 – Jan 8 | WTA 250 | ASB Classic | Hard | Coco Gauff |
| Jan 2 – Jan 8 | WTA 250 | Hobart International | Hard | Lauren Davis |
| Jan 9 – Jan 14 | WTA 500 | Adelaide International 2 | Hard | Belinda Bencic |
| Jan 16 – Jan 29 | Grand Slam | Australian Open | Hard | Aryna Sabalenka |
| Jan 30 – Feb 5 | WTA 250 | Thailand Open | Hard | Zhu Lin |
| Jan 30 – Feb 5 | WTA 250 | Open 6e Sens Métropole de Lyon | Hard | Alycia Parks |
| Date | Category | Tournament | Surface | Winner |
| Jan 30 – Feb 5 | WTA 250 | Thailand Open | Hard | Zhu Lin |
| Jan 30 – Feb 5 | WTA 250 | Open 6e Sens Métropole de Lyon | Hard | Alycia Parks |
| Feb 6 – Feb 12 | WTA 500 | Mubadala Abu Dhabi Open | Hard | Belinda Bencic |
| Feb 6 – Feb 12 | WTA 250 | Upper Austria Ladies Linz | Hard | Anastasia Potapova |
| Feb 13 – Feb 18 | WTA 500 | Qatar TotalEnergies Open | Hard | Iga Swiatek |
| Feb 19 – Feb 25 | WTA 1000 | Dubai Duty-Free Tennis Championships | Hard | Barbora Krejcikova |
| Feb 20 – Feb 26 | WTA 250 | Merida Open Akron | Hard | Camila Giorgi |
| Feb 27 – Mar 5 | WTA 250 | Abierto GNP Seguros | Hard | Donna Vekic |
| Feb 27 – Mar 5 | WTA 250 | ATX Open | Hard | Marta Kostyuk |
| Date | Category | Tournament | Surface | Winner |
| Apr 25 – May 2 | WTA 1000 | Mutua Madrid Open | Clay | Aryna Sabalenka |
| May 8 -May 15 | WTA 1000 | Internazionali BNL d’Italia | Clay | Elena Rybakina |
| May 21 -May 27 | WTA 250 | Internationaux de Strasbourg | Clay | Elina Svitolina |
| May 21 -May 27 | WTA 250 | Morocco Open | Clay | Lucia Bronzetti |
| May 28 -June 11 | Grand Slam | Roland Garros | Clay | Iga Swiatek |
| Date | Category | Tournament | Surface | Winner |
| May 28 -June 11 | Grand Slam | Roland Garros | Clay | Iga Swiatek |
| June 12 -June 18 | WTA 250 | Libema Open | Grass | Ekaterina Alexandrova |
| June 12 -June 18 | WTA 250 | Rothesay Open | Grass | Katie Boulter |
| June 19 -June 25 | WTA 250 | Rothesay Classic | Grass | Jeļena Ostapenko |
| June 19 -June 25 | WTA 500 | Bett1 Open | Grass | Petra Kvitova |
| June 26 -July 1 | WTA 250 | Bad Homburg Open | Grass | Katerina Siniakova |
| June 26 -July 1 | WTA 500 | Rothesay International | Grass | Madison Keys |
| Date | Category | Tournament | Surface | Winner |
| July 3 -July 16 | Grand Slam | Wimbledon | Grass | Marketa Vondrousova |
| July 17 -July 23 | WTA 250 | Hungarian Grand Prix | Clay | |
| July 17 -July 23 | WTA 250 | Palermo Ladies Open | Clay | |
| July 24 -July 30 | WTA 250 | Hamburg European Open | Clay | |
| July 24 -July 30 | WTA 250 | Ladies Open Lausanne | Clay | |
| July 24 -July 30 | WTA 250 | BNP Paribas Warsaw Open | Hard | |
| July 31 -Aug 6 | WTA 500 | Mubadala Citi DC Open | Hard | |
| July 31 -Aug 6 | WTA 250 | Livesport Prague Open | Hard |
| Date | Category | Tournament | Surface | Winner |
| Aug 1 – Aug 7 | WTA 250 | Citi Open | Hard | |
| Aug 1 – Aug 7 | WTA 500 | Mubadala Silicon Valley Classic | Hard | |
| Aug 8 – Aug 14 | WTA 1000 | National Bank Open Presented by Rogers | Hard | |
| Aug 15 – Aug 21 | WTA 1000 | Western & Southern Open | Hard | |
| Aug 21 – Aug 27 | WTA 250 | Tennis in the Land presented by Motorola edge | Hard | |
| Aug 21 – Aug 27 | WTA 250 | Championnats Banque Nationale de Granby | Hard | |
| Aug 29 – Sep 11 | Grand Slam | US Open | Hard |
