Guadalajara CH 1981
Joao Soares won the title, beating Matt Anger 6–4 7–5 in the final.
Main draw 32 players
- 1🇦🇺Ross CaseSemifinals · Lost to Joao Soares
- 2🇮🇳Anand AmritrajQuarterfinals · Lost to Glen Holroyd
- 3🇮🇳Sashi MenonRound of 32 · Lost to Cary Stansbury
- 4🇺🇸George HardieQuarterfinals · Lost to Matt Anger
- 5🇧🇷Joao SoaresFinal · Champion
- 6🇨🇴Alejandro CortesRound of 16 · Lost to Glen Holroyd
- 🇺🇸Matt AngerFinal · Lost to Joao Soares
- 🇺🇸Glen HolroydSemifinals · Lost to Matt Anger
- 🇺🇸Lloyd BourneQuarterfinals · Lost to Joao Soares
- 🇺🇸Scott KiddQuarterfinals · Lost to Ross Case
- 🇲🇽Adolfo GonzalezRound of 16 · Lost to Ross Case
- 🇺🇸Andy KohlbergRound of 16 · Lost to Anand Amritraj
- 🇺🇸Bruce KleegeRound of 16 · Lost to George Hardie
- 🇺🇸Cary StansburyRound of 16 · Lost to Lloyd Bourne
- 🇨🇦Harry FritzRound of 16 · Lost to Matt Anger
- 🇺🇸Jeff WilliamsRound of 16 · Lost to Joao Soares
- 🇺🇸Nial BrashRound of 16 · Lost to Scott Kidd
- 🇦🇺Cliff LetcherRound of 32 · Lost to Scott Kidd
- 🇺🇸David DowlenRound of 32 · Lost to Anand Amritraj
- Fernando PascalRound of 32 · Lost to Joao Soares
- 🇺🇸Guy FritzRound of 32 · Lost to Jeff Williams
- 🇺🇸Ian HarrisRound of 32 · Lost to Glen Holroyd
- 🇲🇽Joel NapolesRound of 32 · Lost to Adolfo Gonzalez
- 🇲🇽Jose JaureguiRound of 32 · Lost to Lloyd Bourne
- 🇲🇽Juan HernandezRound of 32 · Lost to Andy Kohlberg
- 🇺🇸Mark DarbyRound of 32 · Lost to Nial Brash
- 🇺🇸Mike ShoreRound of 32 · Lost to Ross Case
- 🇺🇸Rich AndrewsRound of 32 · Lost to George Hardie
- 🇺🇸Robert HubbardRound of 32 · Lost to Harry Fritz
- 🇺🇸Rocky RoyerRound of 32 · Lost to Bruce Kleege
- 🇺🇸Steve MeisterRound of 32 · Lost to Matt Anger
- 🇺🇸Walter RedondoRound of 32 · Lost to Alejandro Cortes