BMW Open 2003
Roger Federer won the title, beating Jarkko Nieminen 6–1 6–4 in the final.
Main draw 32 players
- 1🇨🇭Roger FedererFinal · Champion
- 2🇹🇭Paradorn SrichaphanRound of 16 · Lost to Radek Stepanek
- 3🇳🇱Sjeng SchalkenQuarterfinals · Lost to Yevgeny Kafelnikov
- 4🇩🇪Rainer SchuettlerQuarterfinals · Lost to Stefan Koubek
- 5🇷🇺Yevgeny KafelnikovSemifinals · Lost to Jarkko Nieminen
- 6🇷🇺Mikhail YouzhnyQuarterfinals · Lost to Roger Federer
- 7🇬🇧Tim HenmanRound of 16 · Lost to Stefan Koubek
- 8🇫🇮Jarkko NieminenFinal · Lost to Roger Federer
- 🇦🇹Stefan KoubekSemifinals · Lost to Roger Federer
- 🇨🇿Radek StepanekQuarterfinals · Lost to Jarkko Nieminen
- 🇩🇪Alexander WaskeRound of 16 · Lost to Yevgeny Kafelnikov
- Q🇮🇱Harel LevyRound of 16 · Lost to Mikhail Youzhny
- 🇲🇨Jean Rene LisnardRound of 16 · Lost to Jarkko Nieminen
- 🇷🇺Nikolay DavydenkoRound of 16 · Lost to Rainer Schuettler
- 🇳🇱Raemon SluiterRound of 16 · Lost to Roger Federer
- 🇦🇺Wayne ArthursRound of 16 · Lost to Sjeng Schalken
- 🇷🇴Adrian VoineaRound of 32 · Lost to Alexander Waske
- WC🇩🇪Bjorn PhauRound of 32 · Lost to Stefan Koubek
- 🇵🇭Cecil MamiitRound of 32 · Lost to Nikolay Davydenko
- 🇬🇪Irakli LabadzeRound of 32 · Lost to Jarkko Nieminen
- Q🇳🇴Jan Frode AndersenRound of 32 · Lost to Mikhail Youzhny
- 🇦🇹Jurgen MelzerRound of 32 · Lost to Rainer Schuettler
- 🇩🇰Kenneth CarlsenRound of 32 · Lost to Harel Levy
- 🇩🇪Lars BurgsmullerRound of 32 · Lost to Sjeng Schalken
- Q🇳🇱Martin VerkerkRound of 32 · Lost to Jean Rene Lisnard
- WC🇩🇪Michael KohlmannRound of 32 · Lost to Paradorn Srichaphan
- 🇪🇨Nicolas LapenttiRound of 32 · Lost to Tim Henman
- 🇫🇷Olivier MutisRound of 32 · Lost to Radek Stepanek
- 🇧🇪Olivier RochusRound of 32 · Lost to Yevgeny Kafelnikov
- Q🇮🇹Renzo FurlanRound of 32 · Lost to Raemon Sluiter
- 🇩🇪Tomas BehrendRound of 32 · Lost to Wayne Arthurs
- 🇭🇷Zeljko KrajanRound of 32 · Lost to Roger Federer