2003 Estoril Open

2003 Estoril Open
Date7–13 April
Edition14th (ATP) / 7th (WTA)
SurfaceClay / outdoor
LocationOeiras, Portugal
Champions
Men's singles
Russia Nikolay Davydenko
Women's singles
Spain Magüi Serna
Men's doubles
India Mahesh Bhupathi / Belarus Max Mirnyi
Women's doubles
Hungary Petra Mandula / Austria Patricia Wartusch
← 2002 · Estoril Open · 2004 →

The 2003 Estoril Open was a tennis tournament played on outdoor clay courts at the Estoril Court Central in Oeiras in Portugal that was part of the International Series of the 2003 ATP Tour and of Tier IV of the 2003 WTA Tour. The tournament ran from 7 April until 13 April 2003. Nikolay Davydenko and Magüi Serna won the singles title.