Los Angeles 1978
Arthur Ashe won the title, beating Brian Gottfried 6–2 6–4 in the final.
Main draw 48 players
- 1🇺🇸Eddie DibbsRound of 16 · Lost to Dick Stockton
- 2🇺🇸Brian GottfriedFinal · Lost to Arthur Ashe
- 3🇲🇽Raul RamirezRound of 32 · Lost to Raymond Moore
- 4🇺🇸Roscoe TannerRound of 16 · Lost to John Lloyd
- 5🇺🇸Sandy MayerRound of 32 · Lost to Kim Warwick
- 6🇺🇸Harold SolomonSemifinals · Lost to Arthur Ashe
- 7🇺🇸Arthur AsheFinal · Champion
- 8🇦🇺John AlexanderRound of 16 · Lost to Cliff Drysdale
- 9🇦🇺John NewcombeRound of 16 · Lost to Brian Gottfried
- 10🇺🇸Dick StocktonQuarterfinals · Lost to Arthur Ashe
- 11🇬🇧John LloydQuarterfinals · Lost to Peter Fleming
- 12🇺🇸Bob LutzRound of 64 · Lost to Bernie Mitton
- 13🇺🇸Victor AmayaRound of 64 · Lost to Terry Moor
- 14🇺🇸Peter FlemingSemifinals · Lost to Brian Gottfried
- 15🇺🇸Eliot TeltscherRound of 64 · Lost to Allan Stone
- 16🇺🇸Brian TeacherRound of 16 · Lost to Harold Solomon
- 🇿🇦Cliff DrysdaleQuarterfinals · Lost to Brian Gottfried
- Q🇸🇪Jan NorbackQuarterfinals · Lost to Harold Solomon
- 🇦🇺Kim WarwickRound of 16 · Lost to Peter Fleming
- 🇿🇦Raymond MooreRound of 16 · Lost to Jan Norback
- 🇺🇸Terry MoorRound of 16 · Lost to Arthur Ashe
- 🇦🇺Allan StoneRound of 32 · Lost to Cliff Drysdale
- 🇿🇦Bernie MittonRound of 32 · Lost to Jan Norback
- 🇺🇸Charlie PasarellRound of 32 · Lost to Terry Moor
- 🇺🇸Cliff RicheyRound of 32 · Lost to Roscoe Tanner
- 🇦🇺Colin DibleyRound of 32 · Lost to John Newcombe
- Q🇫🇷Jean Baptiste ChanfreauRound of 32 · Lost to Dick Stockton
- 🇺🇸John AustinRound of 32 · Lost to Peter Fleming
- 🇸🇪Ove BengtsonRound of 32 · Lost to Arthur Ashe
- 🇦🇺Phil DentRound of 32 · Lost to Harold Solomon
- 🇦🇺Ross CaseRound of 32 · Lost to John Alexander
- Q🇺🇸Tony GrahamRound of 32 · Lost to Brian Teacher
- Q🇺🇸Trey WaltkeRound of 32 · Lost to John Lloyd
- 🇵🇾Victor PecciRound of 32 · Lost to Eddie Dibbs
- 🇮🇳Vijay AmritrajRound of 32 · Lost to Brian Gottfried
- 🇺🇸Butch WaltsRound of 64 · Lost to Kim Warwick
- 🇦🇺Cliff LetcherRound of 64 · Lost to Harold Solomon
- 🇿🇦Deon JoubertRound of 64 · Lost to Arthur Ashe
- 🇺🇸Erik Van DillenRound of 64 · Lost to Tony Graham
- 🇿🇦Frew McmillanRound of 64 · Lost to Roscoe Tanner
- Q🇺🇸Gene MalinRound of 64 · Lost to Vijay Amritraj
- 🇦🇺Geoff MastersRound of 64 · Lost to Trey Waltke
- 🇺🇸Jeff BorowiakRound of 64 · Lost to Peter Fleming
- 🇺🇸Mike CahillRound of 64 · Lost to Colin Dibley
- Q🇬🇧Mike WaymanRound of 64 · Lost to Victor Pecci
- 🇺🇸Nick SavianoRound of 64 · Lost to John Alexander
- 🇺🇸Pat DupreRound of 64 · Lost to Raymond Moore
- 🇺🇸Tom LeonardRound of 64 · Lost to Jean Baptiste Chanfreau