2003 Estoril Open – Women's doubles

Elena Bovina and Zsófia Gubacsi were the defending champions, but Bovina decided to compete in Charleston at the same week. Gubacsi teamed up with Katarina Dašković and lost in first round to wildcards Vanessa Menga and Ana Catarina Nogueira.

Petra Mandula and Patricia Wartusch won the title by defeating Maret Ani and Emmanuelle Gagliardi 6–7(3–7), 7–6(7–3), 6–2 in the final.

Seeds
• # 🇭🇺 Petra Mandula / 🇦🇹 Patricia Wartusch (champions)

• # Jelena Kostanić / 🇩🇪 Barbara Rittner (first round)

• # Kristie Boogert / 🇪🇸 Magüi Serna (semifinals)

• # 🇧🇾 Tatiana Poutchek / 🇺🇦 Elena Tatarkova (semifinals)