Auckland Open 2003
Gustavo Kuerten won the title, beating Dominik Hrbaty 6–3 7–5 in the final.
Main draw 32 players
- 1🇨🇿Jiri NovakQuarterfinals · Lost to Felix Mantilla
- 2🇦🇷David NalbandianRound of 32 · Lost to Mariano Zabaleta
- 3🇨🇱Fernando GonzalezRound of 16 · Lost to David Ferrer
- 4🇧🇷Gustavo KuertenFinal · Champion
- 5🇦🇷Jose AcasusoRound of 32 · Lost to Felix Mantilla
- 6🇺🇸Jan Michael GambillRound of 16 · Lost to Dominik Hrbaty
- 7🇦🇷Guillermo CoriaQuarterfinals · Lost to Gustavo Kuerten
- 8🇮🇹Davide SanguinettiRound of 32 · Lost to Raemon Sluiter
- 🇸🇰Dominik HrbatyFinal · Lost to Gustavo Kuerten
- 🇪🇸Felix MantillaSemifinals · Lost to Dominik Hrbaty
- 🇦🇷Mariano ZabaletaSemifinals · Lost to Gustavo Kuerten
- 🇪🇸David FerrerQuarterfinals · Lost to Dominik Hrbaty
- 🇦🇹Stefan KoubekQuarterfinals · Lost to Mariano Zabaleta
- 🇪🇸Fernando VicenteRound of 16 · Lost to Guillermo Coria
- 🇩🇰Kenneth CarlsenRound of 16 · Lost to Felix Mantilla
- Q🇺🇸Michael RussellRound of 16 · Lost to Gustavo Kuerten
- 🇳🇱Raemon SluiterRound of 16 · Lost to Stefan Koubek
- Q🇺🇸Robby GinepriRound of 16 · Lost to Jiri Novak
- 🇺🇸Vincent SpadeaRound of 16 · Lost to Mariano Zabaleta
- 🇦🇷Agustin CalleriRound of 32 · Lost to Robby Ginepri
- 🇪🇸Alberto Martin#364Round of 32 · Lost to David Ferrer
- 🇧🇷Andre SaRound of 32 · Lost to Kenneth Carlsen
- 🇫🇷Antony DupuisRound of 32 · Lost to Vincent Spadea
- 🇪🇸David SanchezRound of 32 · Lost to Guillermo Coria
- 🇪🇸Feliciano LopezRound of 32 · Lost to Fernando Gonzalez
- WC🇵🇪Luis HornaRound of 32 · Lost to Fernando Vicente
- WC🇳🇿Mark NielsenRound of 32 · Lost to Stefan Koubek
- Q🇳🇱Martin VerkerkRound of 32 · Lost to Gustavo Kuerten
- 🇨🇭Michel KratochvilRound of 32 · Lost to Jan Michael Gambill
- 🇨🇿Radek StepanekRound of 32 · Lost to Michael Russell
- Q🇺🇸Robert KendrickRound of 32 · Lost to Jiri Novak
- WC🇳🇿Simon ReaRound of 32 · Lost to Dominik Hrbaty