Seoul CH 2003
Hyung Taik Lee won the title, beating Dennis Van Scheppingen 6–3 6–3 in the final.
Main draw 32 players
- 1🇰🇷Hyung Taik LeeFinal · Champion
- 2🇸🇪Andreas VinciguerraRound of 16 · Lost to Marcos Baghdatis
- 3🇺🇸Justin GimelstobRound of 16 · Lost to Bjorn Phau
- 4🇦🇷Federico BrowneRound of 32 · Lost to Dennis Van Scheppingen
- 5🇫🇷Thierry AscioneRound of 16 · Lost to Takao Suzuki
- 6🇷🇺Alex Bogomolov JrQuarterfinals · Lost to Marcos Baghdatis
- 7🇺🇸Jeff SalzensteinQuarterfinals · Lost to Bjorn Phau
- 8🇧🇪Dick NormanRound of 32 · Lost to Toshiaki Sakai
- 🇳🇱Dennis Van ScheppingenFinal · Lost to Hyung Taik Lee
- 🇩🇪Bjorn PhauSemifinals · Lost to Hyung Taik Lee
- CYPMarcos BaghdatisSemifinals · Lost to Dennis Van Scheppingen
- 🇯🇵Takao SuzukiQuarterfinals · Lost to Hyung Taik Lee
- 🇯🇵Toshihide MatsuiQuarterfinals · Lost to Dennis Van Scheppingen
- 🇺🇸Alex KimRound of 16 · Lost to Jeff Salzenstein
- 🇵🇭Cecil MamiitRound of 16 · Lost to Hyung Taik Lee
- 🇨🇿Petr LuxaRound of 16 · Lost to Dennis Van Scheppingen
- 🇷🇺Teymuraz GabashviliRound of 16 · Lost to Alex Bogomolov Jr
- 🇯🇵Toshiaki SakaiRound of 16 · Lost to Toshihide Matsui
- Q🇰🇷Byung Kook KangRound of 32 · Lost to Andreas Vinciguerra
- LL🇰🇷Chul Hee LeeRound of 32 · Lost to Justin Gimelstob
- 🇰🇷Dong Hyun KimRound of 32 · Lost to Toshihide Matsui
- 🇯🇵Gouichi MotomuraRound of 32 · Lost to Jeff Salzenstein
- 🇦🇷Guillermo CanasRound of 32 · Lost to Marcos Baghdatis
- Q🇰🇷Hyun Joon SukRound of 32 · Lost to Cecil Mamiit
- WC🇰🇷Hyun Woo NamRound of 32 · Lost to Alex Bogomolov Jr
- 🇦🇺Peter LuczakRound of 32 · Lost to Thierry Ascione
- 🇯🇵Satoshi IwabuchiRound of 32 · Lost to Alex Kim
- WC🇰🇷Seung Hoon LeeRound of 32 · Lost to Bjorn Phau
- WC🇰🇷Seung Kyu ParkRound of 32 · Lost to Teymuraz Gabashvili
- WC🇰🇷Sun Yong Kim JrRound of 32 · Lost to Takao Suzuki
- Q🇰🇷Woong Sun JunRound of 32 · Lost to Petr Luxa
- Q🇰🇷Yeon Wook LeeRound of 32 · Lost to Hyung Taik Lee