Aptos CH 2003
Jeff Salzenstein won the title, beating Dmitry Tursunov 5–7 7–5 6–4 in the final.
Main draw 32 players
- 1🇺🇸Justin GimelstobSemifinals · Lost to Jeff Salzenstein
- 2🇵🇪Ivan MirandaRound of 32 · Lost to Matias Boeker
- 3🇦🇺Peter LuczakRound of 16 · Lost to Jeff Morrison
- 4🇫🇷Gregory CarrazQuarterfinals · Lost to Jeff Salzenstein
- 5🇨🇭Ivo HeubergerRound of 32 · Lost to Frank Dancevic
- 6🇦🇷Sergio RoitmanRound of 16 · Lost to Jeff Salzenstein
- 7🇫🇷Nicolas ThomannRound of 32 · Lost to Dmitry Tursunov
- 8🇵🇭Cecil MamiitRound of 16 · Lost to Harel Levy
- 🇺🇸Jeff SalzensteinFinal · Champion
- 🇷🇺Dmitry TursunovFinal · Lost to Jeff Salzenstein
- WC🇺🇸Matias BoekerSemifinals · Lost to Dmitry Tursunov
- 🇮🇱Harel LevyQuarterfinals · Lost to Matias Boeker
- 🇺🇸Jeff MorrisonQuarterfinals · Lost to Dmitry Tursunov
- WC🇺🇸Kj HippensteelQuarterfinals · Lost to Justin Gimelstob
- Q🇺🇸Andres PedrosoRound of 16 · Lost to Matias Boeker
- 🇩🇪Bjorn PhauRound of 16 · Lost to Dmitry Tursunov
- 🇨🇦Frank DancevicRound of 16 · Lost to Kj Hippensteel
- Q🇯🇵Takao SuzukiRound of 16 · Lost to Justin Gimelstob
- 🇦🇺Todd ReidRound of 16 · Lost to Gregory Carraz
- 🇦🇺Andrew IlieRound of 32 · Lost to Takao Suzuki
- Q🇺🇸Bobby ReynoldsRound of 32 · Lost to Todd Reid
- WC🇺🇸Brian WilsonRound of 32 · Lost to Cecil Mamiit
- 🇹🇭Danai UdomchokeRound of 32 · Lost to Jeff Morrison
- 🇵🇭Eric TainoRound of 32 · Lost to Peter Luczak
- 🇺🇸Jack BrasingtonRound of 32 · Lost to Gregory Carraz
- WC🇺🇸James WanRound of 32 · Lost to Justin Gimelstob
- 🇨🇿Jan HernychRound of 32 · Lost to Harel Levy
- 🇹🇼Jimmy WangRound of 32 · Lost to Bjorn Phau
- Q🇺🇸Kean FeederRound of 32 · Lost to Kj Hippensteel
- 🇺🇸Kevin KimRound of 32 · Lost to Jeff Salzenstein
- 🇺🇸Michael ChangRound of 32 · Lost to Sergio Roitman
- 🇹🇼Yen Hsun LuRound of 32 · Lost to Andres Pedroso