Los Angeles 1981
John McEnroe won the title, beating Sandy Mayer 6–7 6–3 6–3 in the final.
Main draw 32 players
- 1🇺🇸John McEnroeFinal · Champion
- 2🇺🇸Roscoe TannerRound of 32 · Lost to Hank Pfister
- 3🇺🇸Brian TeacherQuarterfinals · Lost to Sandy Mayer
- 4🇺🇸Bill ScanlonSemifinals · Lost to John McEnroe
- 5🇩🇪Rolf GehringRound of 16 · Lost to Walter Redondo
- 6🇺🇸Sandy MayerFinal · Lost to John McEnroe
- 7🇺🇸Terry MoorRound of 16 · Lost to Nick Saviano
- 8🇺🇸Stan SmithQuarterfinals · Lost to John McEnroe
- 🇺🇸Nick SavianoSemifinals · Lost to Sandy Mayer
- 🇬🇧John LloydQuarterfinals · Lost to Nick Saviano
- 🇺🇸Walter RedondoQuarterfinals · Lost to Bill Scanlon
- 🇺🇸Hank PfisterRound of 16 · Lost to John Lloyd
- 🇺🇸John AustinRound of 16 · Lost to John McEnroe
- 🇦🇺Mark EdmondsonRound of 16 · Lost to Bill Scanlon
- 🇦🇺Phil DentRound of 16 · Lost to Sandy Mayer
- 🇺🇸Richard MeyerRound of 16 · Lost to Stan Smith
- 🇺🇸Robert Vant HofRound of 16 · Lost to Brian Teacher
- 🇺🇸Bruce MansonRound of 32 · Lost to Nick Saviano
- 🇺🇸Butch WaltsRound of 32 · Lost to Terry Moor
- 🇺🇸Dick StocktonRound of 32 · Lost to Robert Vant Hof
- 🇺🇸Ferdi TayganRound of 32 · Lost to John McEnroe
- 🇵🇾Francisco GonzalezRound of 32 · Lost to Phil Dent
- 🇧🇷Joao SoaresRound of 32 · Lost to Walter Redondo
- 🇺🇸Marty DavisRound of 32 · Lost to John Lloyd
- 🇮🇳Ramesh KrishnanRound of 32 · Lost to Stan Smith
- 🇲🇽Raul RamirezRound of 32 · Lost to Brian Teacher
- 🇺🇸Scott DavisRound of 32 · Lost to Mark Edmondson
- 🇺🇸Sherwood StewartRound of 32 · Lost to Bill Scanlon
- 🇺🇸Tim WilkisonRound of 32 · Lost to John Austin
- 🇺🇸Tom GulliksonRound of 32 · Lost to Richard Meyer
- 🇺🇸Trey WaltkeRound of 32 · Lost to Rolf Gehring
- 🇺🇸Vincent Van PattenRound of 32 · Lost to Sandy Mayer