Italian Open 2003
Felix Mantilla won the title, beating Roger Federer 7–5 6–2 7–6(8) in the final.
Main draw 64 players
- 1🇺🇸Andre AgassiRound of 64 · Lost to David Ferrer
- 2🇪🇸Juan Carlos FerreroSemifinals · Lost to Roger Federer
- 3🇪🇸Carlos MoyaRound of 16 · Lost to Yevgeny Kafelnikov
- 4🇨🇭Roger FedererFinal · Lost to Felix Mantilla
- 5🇺🇸Andy RoddickRound of 32 · Lost to Martin Verkerk
- 7🇪🇸Albert CostaRound of 16 · Lost to Felix Mantilla
- 8🇨🇿Jiri NovakRound of 16 · Lost to Rainer Schuettler
- 9🇹🇭Paradorn SrichaphanRound of 64 · Lost to Jarkko Nieminen
- 10🇳🇱Sjeng SchalkenRound of 64 · Lost to Alberto Martin
- 11🇦🇷David NalbandianRound of 64 · Lost to Felix Mantilla
- 12🇩🇪Rainer SchuettlerQuarterfinals · Lost to Juan Carlos Ferrero
- 13🇫🇷Sebastien GrosjeanRound of 64 · Lost to Tommy Robredo
- 14🇧🇷Gustavo KuertenRound of 64 · Lost to Gaston Gaudio
- 15🇦🇷Guillermo CoriaRound of 16 · Lost to Ivan Ljubicic
- 16🇲🇦Younes El AynaouiRound of 64 · Lost to Yevgeny Kafelnikov
- 🇪🇸Felix MantillaFinal · Champion
- 🇷🇺Yevgeny KafelnikovSemifinals · Lost to Felix Mantilla
- WC🇮🇹Filippo VolandriQuarterfinals · Lost to Roger Federer
- 🇭🇷Ivan LjubicicQuarterfinals · Lost to Felix Mantilla
- Q🇳🇱Martin VerkerkQuarterfinals · Lost to Yevgeny Kafelnikov
- 🇦🇷Gaston GaudioRound of 16 · Lost to Juan Carlos Ferrero
- 🇫🇮Jarkko NieminenRound of 16 · Lost to Martin Verkerk
- 🇨🇿Radek StepanekRound of 16 · Lost to Filippo Volandri
- 🇪🇸Tommy RobredoRound of 16 · Lost to Roger Federer
- 🇦🇷Agustin CalleriRound of 32 · Lost to Gaston Gaudio
- Q🇪🇸Alberto Martin#364Round of 32 · Lost to Radek Stepanek
- 🇪🇸Alex CorretjaRound of 32 · Lost to Juan Carlos Ferrero
- 🇫🇷Arnaud ClementRound of 32 · Lost to Albert Costa
- 🇪🇸David FerrerRound of 32 · Lost to Ivan Ljubicic
- 🇸🇰Dominik HrbatyRound of 32 · Lost to Jiri Novak
- WC🇮🇹Giorgio GalimbertiRound of 32 · Lost to Yevgeny Kafelnikov
- 🇦🇷Juan Ignacio ChelaRound of 32 · Lost to Tommy Robredo
- 🇺🇸Mardy FishRound of 32 · Lost to Felix Mantilla
- 🇦🇷Mariano ZabaletaRound of 32 · Lost to Roger Federer
- 🇧🇾Max MirnyiRound of 32 · Lost to Carlos Moya
- 🇷🇺Nikolay DavydenkoRound of 32 · Lost to Jarkko Nieminen
- 🇳🇱Raemon SluiterRound of 32 · Lost to Filippo Volandri
- Q🇷🇴Victor HanescuRound of 32 · Lost to Guillermo Coria
- 🇿🇦Wayne FerreiraRound of 32 · Lost to Rainer Schuettler
- Q🇪🇸Albert PortasRound of 64 · Lost to Alex Corretja
- WC🇮🇹Andrea GaudenziRound of 64 · Lost to Andy Roddick
- 🇺🇸Brian VahalyRound of 64 · Lost to Giorgio Galimberti
- 🇪🇸David SanchezRound of 64 · Lost to Mariano Zabaleta
- WC🇮🇹Davide SanguinettiRound of 64 · Lost to Arnaud Clement
- 🇫🇷Fabrice SantoroRound of 64 · Lost to Mardy Fish
- 🇪🇸Feliciano LopezRound of 64 · Lost to Wayne Ferreira
- 🇪🇸Fernando VicenteRound of 64 · Lost to Carlos Moya
- 🇺🇸James BlakeRound of 64 · Lost to Radek Stepanek
- 🇺🇸Jan Michael GambillRound of 64 · Lost to Raemon Sluiter
- 🇸🇰Karol KuceraRound of 64 · Lost to Nikolay Davydenko
- Q🇸🇪Magnus NormanRound of 64 · Lost to Rainer Schuettler
- Q🇦🇺Mark PhilippoussisRound of 64 · Lost to Juan Carlos Ferrero
- 🇷🇺Mikhail YouzhnyRound of 64 · Lost to Victor Hanescu
- 🇪🇨Nicolas LapenttiRound of 64 · Lost to Max Mirnyi
- LL🇨🇱Nicolas MassuRound of 64 · Lost to Filippo Volandri
- 🇧🇪Olivier RochusRound of 64 · Lost to Juan Ignacio Chela
- 🇫🇷Paul Henri MathieuRound of 64 · Lost to Roger Federer
- 🇦🇹Stefan KoubekRound of 64 · Lost to Agustin Calleri
- Q🇸🇪Thomas EnqvistRound of 64 · Lost to Dominik Hrbaty
- 🇬🇧Tim HenmanRound of 64 · Lost to Guillermo Coria
- 🇺🇸Vincent SpadeaRound of 64 · Lost to Martin Verkerk
- 🇦🇺Wayne ArthursRound of 64 · Lost to Jiri Novak
- 🇧🇪Xavier MalisseRound of 64 · Lost to Ivan Ljubicic
- Q🇭🇷Zeljko KrajanRound of 64 · Lost to Albert Costa