2003 Australian Open – Women's doubles
| Women's doubles | |
|---|---|
| 2003 Australian Open | |
| Champions | Serena Williams Venus Williams |
| Runners-up | Virginia Ruano Pascual Paola Suárez |
| Score | 4–6, 6–4, 6–3 |
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.