Tournaments
| Year | Tour | Tournament | Surface | Level | Dates | Matches | Champion |
|---|---|---|---|---|---|---|---|
| 2003 | WTA | Sarasota | Clay | WTA Tier IV | 2003-03-31 | 31 | Anastasia Myskina |
| 2003 | WTA | Miami | Hard | WTA Tier I | 2003-03-19 | 95 | Serena Williams |
| 2003 | ATP | Miami Masters | Hard | Masters 1000 | 2003-03-17 | 95 | Andre Agassi |
| 2003 | ATP | Indian Wells Masters | Hard | Masters 1000 | 2003-03-10 | 63 | Lleyton Hewitt |
| 2003 | WTA | Indian Wells | Hard | WTA Tier I | 2003-03-05 | 95 | Kim Clijsters |
| 2003 | WTA | Australia Circuit 1 40K | Grass | Davis Cup | 2003-03-03 | 31 | Monique Adamczak |
| 2003 | WTA | Australia Circuit 2 40K | Grass | Davis Cup | 2003-03-03 | 15 | Lisa Mcshea |
| 2003 | WTA | Australia Circuit 3 40K | Grass | Davis Cup | 2003-03-03 | 31 | Lisa Mcshea |
| 2003 | WTA | Australia Circuit 4 40K | Grass | Davis Cup | 2003-03-03 | 31 | Monique Adamczak |
| 2003 | ATP | Delray Beach | Hard | ATP International Series | 2003-03-03 | 31 | Jan Michael Gambill |
| 2003 | WTA | Mexico Circuit 1 40K | Hard | Davis Cup | 2003-03-03 | 31 | Kildine Chevalier |
| 2003 | WTA | Mexico Circuit 2 40K | Hard | Davis Cup | 2003-03-03 | 15 | Maria Fernanda Alves |
| 2003 | WTA | Mexico Circuit 3 40K | Hard | Davis Cup | 2003-03-03 | 31 | Maria Fernanda Alves |
| 2003 | WTA | Mexico Circuit 4 40K | Hard | Davis Cup | 2003-03-03 | 31 | Liana Gabriela Ungur |
| 2003 | ATP | Scottsdale | Hard | ATP International Series | 2003-03-03 | 31 | Lleyton Hewitt |
| 2003 | ATP | Acapulco | Clay | ATP International Series | 2003-02-24 | 31 | Agustin Calleri |
| 2003 | WTA | Acapulco | Clay | WTA Tier III | 2003-02-24 | 29 | Amanda Coetzer |
| 2003 | ATP | Copenhagen | Hard | ATP International Series | 2003-02-24 | 31 | Karol Kucera |
| 2003 | ATP | Dubai | Hard | ATP International Series | 2003-02-24 | 31 | Roger Federer |
| 2003 | WTA | Scottsdale | Hard | WTA Tier II | 2003-02-24 | 27 | Ai Sugiyama |
| 2003 | WTA | Bogota | Clay | WTA Tier III | 2003-02-17 | 29 | Fabiola Zuluaga |
| 2003 | ATP | Buenos Aires | Clay | ATP International Series | 2003-02-17 | 31 | Carlos Moya |
| 2003 | WTA | Dubai | Hard | WTA Tier II | 2003-02-17 | 27 | Justine Henin |
| 2003 | ATP | Memphis | Hard | ATP International Series | 2003-02-17 | 31 | Taylor Dent |
| 2003 | WTA | Memphis | Hard | WTA Tier III | 2003-02-17 | 29 | Lisa Raymond |
| 2003 | ATP | Rotterdam | Hard | ATP International Series | 2003-02-17 | 31 | Max Mirnyi |
| 2003 | ATP | Davis Cup G2 R1: CHN vs PHI | Hard | Davis Cup | 2003-02-14 | 2 | - |
| 2003 | WTA | Antwerp | Carpet | WTA Tier II | 2003-02-10 | 27 | Venus Williams |
| 2003 | WTA | Doha | Hard | WTA Tier III | 2003-02-10 | 29 | Anastasia Myskina |
| 2003 | ATP | Marseille | Hard | ATP International Series | 2003-02-10 | 31 | Roger Federer |
| 2003 | ATP | San Jose | Hard | ATP International Series | 2003-02-10 | 31 | Andre Agassi |
| 2003 | ATP | Vina del Mar | Clay | ATP International Series | 2003-02-10 | 31 | David Sanchez |
| 2003 | ATP | Davis Cup G1 R1: BLR vs ISR | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: ECU vs CHI | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: IND vs JPN | Grass | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: NOR vs AUT | Hard | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: NZL vs PAK | Hard | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: PER vs BAH | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: THA vs KOR | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G1 R1: UZB vs INA | Hard | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: CUB vs COL | Hard | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: HKG vs TJK | Hard | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: IRI vs LIB | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: MEX vs AHO | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: PAR vs HAI | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: TPE vs KAZ | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup G2 R1: URU vs DOM | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: ARG vs GER | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: AUS vs GBR | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: CRO vs USA | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: CZE vs RUS | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: ESP vs BEL | Clay | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: NED vs SUI | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: ROU vs FRA | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | ATP | Davis Cup WG R1: SWE vs BRA | Carpet | Davis Cup | 2003-02-07 | 4 | - |
| 2003 | WTA | Hyderabad | Hard | WTA Tier IV | 2003-02-03 | 31 | Tamarine Tanasugarn |
| 2003 | WTA | Paris | Carpet | WTA Tier II | 2003-02-03 | 27 | Serena Williams |
| 2003 | ATP | Milan | Carpet | ATP International Series | 2003-01-27 | 31 | Martin Verkerk |
| 2003 | WTA | Tokyo | Carpet | WTA Tier I | 2003-01-27 | 27 | Lindsay Davenport |
| 2003 | ATP | Australian Open | Hard | Grand Slam | 2003-01-13 | 127 | Andre Agassi |