San Francisco 1981
Eliot Teltscher won the title, beating Brian Teacher 6–3 7–6 in the final.
Main draw 48 players
- 1🇺🇸John McEnroeQuarterfinals · Lost to Bill Scanlon
- 2🇺🇸Jimmy ConnorsQuarterfinals · Lost to Brian Teacher
- 3🇺🇸Gene MayerRound of 16 · Lost to Pat Dupre
- 4🇺🇸Roscoe TannerRound of 16 · Lost to Tim Mayotte
- 5🇺🇸Eliot TeltscherFinal · Champion
- 6🇺🇸Brian TeacherFinal · Lost to Eliot Teltscher
- 7🇦🇺Peter McnamaraRound of 16 · Lost to Bill Scanlon
- 8🇺🇸Johan KriekRound of 16 · Lost to Vijay Amritraj
- 9🇵🇱Wojtek FibakRound of 64 · Lost to Phil Dent
- 10🇺🇸Harold SolomonRound of 64 · Lost to Pat Dupre
- 11🇺🇸John SadriRound of 16 · Lost to Jimmy Connors
- 12🇺🇸Fritz BuehningRound of 32 · Lost to Tim Mayotte
- 13🇺🇸Bob LutzRound of 64 · Lost to Marty Davis
- 14🇮🇳Vijay AmritrajSemifinals · Lost to Brian Teacher
- 15🇺🇸Bill ScanlonSemifinals · Lost to Eliot Teltscher
- 16🇺🇸Tom GulliksonRound of 32 · Lost to Tim Gullikson
- 🇺🇸Pat DupreQuarterfinals · Lost to Vijay Amritraj
- 🇺🇸Tim MayotteQuarterfinals · Lost to Eliot Teltscher
- 🇷🇴Ilie NastaseRound of 16 · Lost to Eliot Teltscher
- 🇺🇸Terry MoorRound of 16 · Lost to John McEnroe
- 🇺🇸Tim GulliksonRound of 16 · Lost to Brian Teacher
- 🇦🇺Brad DrewettRound of 32 · Lost to John McEnroe
- 🇺🇸John AustinRound of 32 · Lost to Jimmy Connors
- 🇦🇺Mark EdmondsonRound of 32 · Lost to Brian Teacher
- 🇺🇸Marty DavisRound of 32 · Lost to Ilie Nastase
- 🇺🇸Matt AngerRound of 32 · Lost to John Sadri
- 🇺🇸Matt MitchellRound of 32 · Lost to Johan Kriek
- 🇺🇸Morris Skip StrodeRound of 32 · Lost to Peter Mcnamara
- 🇺🇸Nick SavianoRound of 32 · Lost to Vijay Amritraj
- 🇦🇺Phil DentRound of 32 · Lost to Terry Moor
- 🇺🇸Robert Vant HofRound of 32 · Lost to Gene Mayer
- 🇺🇸Scott DavisRound of 32 · Lost to Roscoe Tanner
- 🇺🇸Scott MccainRound of 32 · Lost to Bill Scanlon
- 🇺🇸Tony GiammalvaRound of 32 · Lost to Eliot Teltscher
- 🇺🇸Victor AmayaRound of 32 · Lost to Pat Dupre
- 🇺🇸Bruce MansonRound of 64 · Lost to John McEnroe
- 🇺🇸Butch WaltsRound of 64 · Lost to John Sadri
- 🇺🇸Chris DunkRound of 64 · Lost to Nick Saviano
- 🇺🇸Ferdi TayganRound of 64 · Lost to Jimmy Connors
- 🇺🇸Hank PfisterRound of 64 · Lost to Eliot Teltscher
- 🇺🇸Jeff BorowiakRound of 64 · Lost to Fritz Buehning
- 🇦🇺John FitzgeraldRound of 64 · Lost to Peter Mcnamara
- 🇺🇸Larry StefankiRound of 64 · Lost to Scott Mccain
- 🇺🇸Peter FlemingRound of 64 · Lost to Roscoe Tanner
- 🇺🇸Sammy Giammalva JrRound of 64 · Lost to Matt Mitchell
- 🇺🇸Tim WilkisonRound of 64 · Lost to Tim Gullikson
- 🇺🇸Trey WaltkeRound of 64 · Lost to Mark Edmondson
- 🇺🇸Vincent Van PattenRound of 64 · Lost to Gene Mayer