Rio De La Plata CH 1981
Eric Fromm won the title, beating Fernando Dalla Fontana 6–2 6–1 in the final.
Main draw 30 players
- 1🇪🇸Gabriel UrpiSemifinals · Lost to Eric Fromm
- 2🇺🇸Charles Buzz StrodeRound of 32 · Lost to Bernhard Pils
- 3🇧🇴Ramiro BenavidesQuarterfinals · Lost to Eric Fromm
- 4🇦🇷Fernando Dalla FontanaFinal · Lost to Eric Fromm
- 5🇨🇱Juan NunezQuarterfinals · Lost to Gabriel Urpi
- 6🇦🇷Carlos GattikerRound of 16 · Lost to Roberto Arguello
- 7🇺🇾Diego PerezQuarterfinals · Lost to Fernando Dalla Fontana
- 8🇭🇷Marko OstojaRound of 32 · Lost to Hugo Varela
- 🇺🇸Eric FrommFinal · Champion
- 🇦🇷Roberto ArguelloSemifinals · Lost to Fernando Dalla Fontana
- 🇦🇷Carlos LandoQuarterfinals · Lost to Roberto Arguello
- 🇦🇹Bernhard PilsRound of 16 · Lost to Carlos Lando
- Q🇦🇷Edgardo GiussaniRound of 16 · Lost to Juan Nunez
- 🇦🇷Hugo VarelaRound of 16 · Lost to Eric Fromm
- 🇦🇷Ricardo RiveraRound of 16 · Lost to Gabriel Urpi
- 🇺🇸Ron HightowerRound of 16 · Lost to Fernando Dalla Fontana
- 🇺🇸Steve MeisterRound of 16 · Lost to Ramiro Benavides
- 🇦🇷Alejandro CerundoloRound of 32 · Lost to Ron Hightower
- 🇦🇷Alejandro GattikerRound of 32 · Lost to Ricardo Rivera
- 🇦🇷Andres MolinaRound of 32 · Lost to Carlos Lando
- 🇦🇷Daniel GarciaRound of 32 · Lost to Ramiro Benavides
- 🇦🇷Francisco MastelliRound of 32 · Lost to Fernando Dalla Fontana
- Q🇦🇷Guillermo RivasRound of 32 · Lost to Roberto Arguello
- 🇨🇱Heinz GildemeisterRound of 32 · Lost to Eric Fromm
- 🇦🇷Jorge ToderoRound of 32 · Lost to Gabriel Urpi
- 🇦🇷Juan Carlos YunisRound of 32 · Lost to Juan Nunez
- 🇺🇸Morris Skip StrodeRound of 32 · Lost to Carlos Gattiker
- 🇪🇨Raul Antonio ViverRound of 32 · Lost to Edgardo Giussani
- 🇦🇷Roberto CarruthersRound of 32 · Lost to Steve Meister
- Q🇦🇷Thomas StalhandskeRound of 32 · Lost to Diego Perez