Serena and Venus Williams defeated Virginia Ruano Pascual and Paola Suárez in the final, 4–6, 6–4, 6–3 to win the women's doubles tennis title at the 2003 Australian Open. It was their second Australian Open title together and sixth major title together overall. Martina Hingis and Anna Kournikova were the reigning champions, but Hingis did not participate. Kournikova partnered with Chanda Rubin, but lost in the third round to Conchita Martínez and Nadia Petrova. This was the first edition to feature a final set tie-break.

Seeds

• # 🇺🇸 Serena Williams / 🇺🇸 Venus Williams (champions) • # 🇪🇸 Virginia Ruano Pascual / 🇦🇷 Paola Suárez (final) • # 🇷🇺 Elena Dementieva / 🇸🇰 Janette Husárová (second round) • # Cara Black / 🇷🇺 Elena Likhovtseva (third round) • # 🇸🇰 Daniela Hantuchová / 🇺🇸 Meghann Shaughnessy (quarterfinals) • # 🇺🇸 Lindsay Davenport / 🇺🇸 Lisa Raymond (semifinals) • # 🇧🇪 Kim Clijsters / 🇯🇵 Ai Sugiyama (quarterfinals) • # 🇪🇸 Conchita Martínez / 🇷🇺 Nadia Petrova (quarterfinals) • # 🇷🇺 Anna Kournikova / 🇺🇸 Chanda Rubin (third round) • # 🇧🇪 Els Callens / 🇯🇵 Rika Fujiwara (first round) • # Janet Lee / Wynne Prakusya (second round) • # Tina Križan / Katarina Srebotnik (first round) • # 🇦🇹 Barbara Schett / 🇦🇹 Patricia Wartusch (first round) • # 🇷🇺 Elena Bovina / 🇧🇪 Justine Henin (third round) • # 🇮🇹 Silvia Farina Elia / 🇮🇹 Tathiana Garbin (second round) • # 🇷🇺 Svetlana Kuznetsova / 🇺🇸 Martina Navratilova (third round)

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4