2003 WTA Tier I Series
Singles
Columns: Tournament | Surface | Week | Winner | Finalist | Semifinalists
Tokyo | Carpet (i) | January 27 | Lindsay Davenport 6–7(6), 6–1, 6–2 | Monica Seles | Chanda Rubin Lisa Raymond | Indian Wells | Hard | March 3 | Kim Clijsters 6–4, 7–5 | Lindsay Davenport | Conchita Martínez Jennifer Capriati | Miami | Hard | March 17 | Serena Williams 4–6, 6–4, 6–1 | Jennifer Capriati | Kim Clijsters Chanda Rubin | Charleston | Clay | April 7 | Justine Henin-Hardenne 6–3, 6–4 | Serena Williams | Lindsay Davenport Ashley Harkleroad | Berlin | Clay | May 5 | Justine Henin-Hardenne 6–4, 4–6, 7–5 | Kim Clijsters | Jennifer Capriati Amélie Mauresmo | Rome | Clay | May 12 | Kim Clijsters 3–6, 7–6(3), 6–0 | Amélie Mauresmo | Serena Williams Ai Sugiyama | Canada (Toronto) | Hard | August 11 | Justine Henin-Hardenne 6–1, 6–0 | Lina Krasnoroutskaya | Paola Suárez Elena Dementieva | Moscow | Carpet (i) | September 29 | Anastasia Myskina 6–2, 6–4 | Amélie Mauresmo | Anna Pistolesi Elena Dementieva | Zurich | Carpet (i) | October 13 | Justine Henin-Hardenne 6–0, 6–4 | Jelena Dokić | Kim Clijsters Nadia Petrova