Chile Open 1981
Hans Gildemeister won the title, beating Andres Gomez 6–4 7–5 in the final.
Main draw 32 players
- 1🇺🇸Mel PurcellRound of 32 · Lost to Jose Lopez Maeso
- 2🇨🇱Hans GildemeisterFinal · Champion
- 3🇪🇸Jose HiguerasSemifinals · Lost to Hans Gildemeister
- 4🇪🇨Andres GomezFinal · Lost to Hans Gildemeister
- 5🇪🇸Manuel OrantesRound of 32 · Lost to Carlos Castellan
- 6🇦🇷Ricardo CanoQuarterfinals · Lost to Hans Gildemeister
- 7🇨🇱Pedro RebolledoQuarterfinals · Lost to Andres Gomez
- 8🇪🇸Fernando LunaRound of 16 · Lost to Sergio Casal
- 🇪🇸Jose Lopez MaesoSemifinals · Lost to Andres Gomez
- 🇦🇷Carlos CastellanQuarterfinals · Lost to Jose Lopez Maeso
- Q🇪🇸Sergio CasalQuarterfinals · Lost to Jose Higueras
- 🇦🇷Alejandro GanzabalRound of 16 · Lost to Jose Lopez Maeso
- 🇪🇸Angel GimenezRound of 16 · Lost to Hans Gildemeister
- Q🇩🇪Christoph ZipfRound of 16 · Lost to Andres Gomez
- 🇩🇪Damir KereticRound of 16 · Lost to Jose Higueras
- 🇦🇷Gustavo TibertiRound of 16 · Lost to Ricardo Cano
- 🇧🇷Marcos HocevarRound of 16 · Lost to Pedro Rebolledo
- 🇨🇱Ricardo AcunaRound of 16 · Lost to Carlos Castellan
- 🇨🇴Alejandro CortesRound of 32 · Lost to Damir Keretic
- 🇺🇾Diego PerezRound of 32 · Lost to Hans Gildemeister
- 🇦🇷Eduardo BengoecheaRound of 32 · Lost to Jose Higueras
- 🇪🇸Gabriel UrpiRound of 32 · Lost to Pedro Rebolledo
- 🇦🇷Guillermo AuboneRound of 32 · Lost to Christoph Zipf
- 🇩🇪Hans Dieter BeutelRound of 32 · Lost to Alejandro Ganzabal
- 🇨🇱Ivan CamusRound of 32 · Lost to Sergio Casal
- 🇨🇱Jaime FillolRound of 32 · Lost to Andres Gomez
- 🇧🇷Joao SoaresRound of 32 · Lost to Gustavo Tiberti
- 🇪🇸Juan AguileraRound of 32 · Lost to Marcos Hocevar
- 🇨🇱Juan Carlos AyalaRound of 32 · Lost to Angel Gimenez
- 🇨🇱Juan NunezRound of 32 · Lost to Fernando Luna
- 🇧🇷Julio GoesRound of 32 · Lost to Ricardo Cano
- 🇵🇪Pablo ArrayaRound of 32 · Lost to Ricardo Acuna