Vina del Mar 1981
Victor Pecci won the title, beating Jose Higueras 6–4 6–0 in the final.
Main draw 32 players
- 1🇺🇸Eddie DibbsSemifinals · Lost to Victor Pecci
- 2🇪🇸Jose HiguerasFinal · Lost to Victor Pecci
- 3🇵🇾Victor PecciFinal · Champion
- 4🇧🇴Mario MartinezRound of 32 · Lost to Belus Prajoux
- 5🇪🇨Andres GomezQuarterfinals · Lost to Jose Higueras
- 6🇦🇷Ricardo CanoRound of 16 · Lost to Alejandro Cortes
- 7🇷🇴Ilie NastaseRound of 32 · Lost to Alejandro Gattiker
- 8🇫🇷Christophe FreyssRound of 32 · Lost to Christophe Casa
- 🇸🇪Kjell JohanssonSemifinals · Lost to Jose Higueras
- Q🇨🇴Alejandro CortesQuarterfinals · Lost to Victor Pecci
- 🇨🇱Jaime FillolQuarterfinals · Lost to Kjell Johansson
- 🇨🇱Pedro RebolledoQuarterfinals · Lost to Eddie Dibbs
- Q🇦🇷Alejandro GattikerRound of 16 · Lost to Pedro Rebolledo
- 🇨🇱Alvaro FillolRound of 16 · Lost to Andres Gomez
- 🇨🇱Belus PrajouxRound of 16 · Lost to Jaime Fillol
- 🇫🇷Christophe CasaRound of 16 · Lost to Kjell Johansson
- 🇪🇸Jairo VelascoRound of 16 · Lost to Jose Higueras
- 🇦🇺Paul KronkRound of 16 · Lost to Victor Pecci
- 🇺🇸Rick FagelRound of 16 · Lost to Eddie Dibbs
- 🇪🇸Angel GimenezRound of 32 · Lost to Eddie Dibbs
- 🇦🇺David CarterRound of 32 · Lost to Jairo Velasco
- 🇫🇷Dominique BedelRound of 32 · Lost to Rick Fagel
- 🇪🇸Gabriel UrpiRound of 32 · Lost to Paul Kronk
- 🇦🇷Guillermo AuboneRound of 32 · Lost to Victor Pecci
- 🇺🇸Howard SchoenfieldRound of 32 · Lost to Alejandro Cortes
- 🇪🇸Jose Lopez MaesoRound of 32 · Lost to Jaime Fillol
- 🇨🇱Juan Carlos AyalaRound of 32 · Lost to Kjell Johansson
- 🇩🇪Peter ElterRound of 32 · Lost to Jose Higueras
- 🇧🇴Ramiro BenavidesRound of 32 · Lost to Alvaro Fillol
- 🇨🇱Ricardo AcunaRound of 32 · Lost to Ricardo Cano
- 🇮🇳Sashi MenonRound of 32 · Lost to Andres Gomez
- 🇸🇪Stefan SimonssonRound of 32 · Lost to Pedro Rebolledo