2003 Czech Indoor Open – Singles

The 2003 Czech Indoor Open Open was a men's tennis tournament played on indoor hard courts in Průhonice, Czech Republic, and was part of the 2003 ATP Challenger Series.

It was the first edition of the tournament and was held from 17 to 23 November 2003.

Marc Rosset won in the final 7–6(7–4), 6(1–7)–7, 7–6(7–3), against Dick Norman.

Seeds
• #🇮🇹 Davide Sanguinetti (second round)

• #🇨🇿 Tomáš Berdych (first round)

• #🇪🇸 Fernando Verdasco (first round)

• #🇳🇱 Dennis van Scheppingen (second round)

• #🇨🇭 Marc Rosset (champion)

• #🇩🇰 Kenneth Carlsen (semifinals)

• #🇮🇹 Stefano Pescosolido (quarterfinals)