Philadelphia 1998
Pete Sampras won the title, beating Thomas Enqvist 7–5 7–6(3) in the final.
Main draw 32 players
- 1🇺🇸Pete SamprasFinal · Champion
- 3🇸🇪Thomas EnqvistFinal · Lost to Pete Sampras
- 4🇪🇸Julian AlonsoRound of 32 · Lost to Jonathan Stark
- 5🇺🇸Jim CourierRound of 16 · Lost to Sebastien Lareau
- 6🇩🇪Tommy HaasSemifinals · Lost to Pete Sampras
- 7🇦🇺Richard FrombergRound of 32 · Lost to Grant Stafford
- 8🇳🇱Sjeng SchalkenQuarterfinals · Lost to Pete Sampras
- 9ZIMByron BlackRound of 32 · Lost to Todd Martin
- Q🇨🇦Sebastien LareauSemifinals · Lost to Thomas Enqvist
- 🇿🇦Grant StaffordQuarterfinals · Lost to Sebastien Lareau
- 🇺🇸Jeff TarangoQuarterfinals · Lost to Tommy Haas
- 🇺🇸Richey RenebergQuarterfinals · Lost to Thomas Enqvist
- 🇮🇹Andrea GaudenziRound of 16 · Lost to Pete Sampras
- 🇧🇷Fernando MeligeniRound of 16 · Lost to Tommy Haas
- WC🇺🇸Jonathan StarkRound of 16 · Lost to Jeff Tarango
- WC🇷🇺Marat SafinRound of 16 · Lost to Sjeng Schalken
- 🇩🇪Marcello CracaRound of 16 · Lost to Thomas Enqvist
- 🇳🇱Paul HaarhuisRound of 16 · Lost to Grant Stafford
- 🇺🇸Todd MartinRound of 16 · Lost to Richey Reneberg
- 🇳🇴Christian Ruud#18Round of 32 · Lost to Jim Courier
- 🇮🇹Davide SanguinettiRound of 32 · Lost to Andrea Gaudenzi
- LL🇪🇸Emilio Benfele AlvarezRound of 32 · Lost to Thomas Enqvist
- 🇪🇸Javier SanchezRound of 32 · Lost to Paul Haarhuis
- WC🇺🇸Jeff SalzensteinRound of 32 · Lost to Sjeng Schalken
- 🇪🇸Jordi BurilloRound of 32 · Lost to Richey Reneberg
- 🇪🇸Juan Albert Viloca PuigRound of 32 · Lost to Fernando Meligeni
- 🇪🇨Nicolas LapenttiRound of 32 · Lost to Marcello Craca
- Q🇦🇺Sandon StolleRound of 32 · Lost to Jeff Tarango
- 🇸🇪Tomas NydahlRound of 32 · Lost to Sebastien Lareau
- 🇺🇸Vincent SpadeaRound of 32 · Lost to Tommy Haas
- QZIMWayne BlackRound of 32 · Lost to Marat Safin
- Q🇧🇪Xavier MalisseRound of 32 · Lost to Pete Sampras