Swiss Open Gstaad 1981
Wojtek Fibak won the title, beating Yannick Noah 6–1 7–6 in the final.
Main draw 32 players
- 1🇫🇷Yannick NoahFinal · Lost to Wojtek Fibak
- 2🇵🇾Victor PecciQuarterfinals · Lost to Heinz Gunthardt
- 3🇵🇱Wojtek FibakFinal · Champion
- 4🇫🇷Pascal PortesRound of 16 · Lost to Marcos Hocevar
- 5🇺🇾Jose Luis DamianiQuarterfinals · Lost to Yannick Noah
- 6🇨🇭Heinz GunthardtSemifinals · Lost to Wojtek Fibak
- 7🇧🇴Mario MartinezRound of 16 · Lost to Fernando Dalla Fontana
- 8🇧🇷Carlos KirmayrSemifinals · Lost to Yannick Noah
- 🇦🇷Fernando Dalla FontanaQuarterfinals · Lost to Wojtek Fibak
- 🇧🇷Marcos HocevarQuarterfinals · Lost to Carlos Kirmayr
- 🇺🇸Andrew PattisonRound of 16 · Lost to Carlos Kirmayr
- 🇦🇺David CarterRound of 16 · Lost to Jose Luis Damiani
- 🇨🇭Ivan DupasquierRound of 16 · Lost to Wojtek Fibak
- 🇩🇪Klaus EberhardRound of 16 · Lost to Heinz Gunthardt
- 🇺🇸Pat DupreRound of 16 · Lost to Yannick Noah
- 🇩🇪Ulrich PinnerRound of 16 · Lost to Victor Pecci
- 🇫🇷Bernard FritzRound of 32 · Lost to David Carter
- 🇫🇷Christophe FreyssRound of 32 · Lost to Victor Pecci
- 🇫🇷Christophe Roger-VasselinRound of 32 · Lost to Mario Martinez
- 🇺🇾Diego PerezRound of 32 · Lost to Klaus Eberhard
- 🇿🇦Frew McmillanRound of 32 · Lost to Ivan Dupasquier
- 🇨🇱Jaime FillolRound of 32 · Lost to Andrew Pattison
- 🇫🇷Jean Francois CaujolleRound of 32 · Lost to Yannick Noah
- 🇺🇸Jeff BorowiakRound of 32 · Lost to Heinz Gunthardt
- 🇭🇷Marko OstojaRound of 32 · Lost to Marcos Hocevar
- 🇨🇭Markus GunthardtRound of 32 · Lost to Pat Dupre
- 🇦🇺Paul KronkRound of 32 · Lost to Jose Luis Damiani
- 🇿🇦Raymond MooreRound of 32 · Lost to Wojtek Fibak
- 🇨🇭Roland StadlerRound of 32 · Lost to Fernando Dalla Fontana
- 🇳🇱Tom OkkerRound of 32 · Lost to Carlos Kirmayr
- 🇺🇸Tony GiammalvaRound of 32 · Lost to Pascal Portes
- 🇩🇪Wolfgang PoppRound of 32 · Lost to Ulrich Pinner