Cairo 1981
Guillermo Vilas won the title, beating Peter Elter 6–2 6–3 in the final.
Main draw 32 players
- 1🇦🇷Guillermo VilasFinal · Champion
- 2🇭🇺Balazs TaroczySemifinals · Lost to Peter Elter
- 3🇮🇹Corrado BarazzuttiQuarterfinals · Lost to Peter Elter
- 4🇦🇷Ricardo CanoSemifinals · Lost to Guillermo Vilas
- 5🇮🇹Paolo BertolucciRound of 32 · Lost to Peter Elter
- 6🇺🇸Eric FrommRound of 32 · Lost to Dominique Bedel
- 7🇦🇺Mark EdmondsonRound of 16 · Lost to Angel Gimenez
- 8🇪🇬Ismail El ShafeiQuarterfinals · Lost to Ricardo Cano
- 🇩🇪Peter ElterFinal · Lost to Guillermo Vilas
- 🇪🇸Angel GimenezQuarterfinals · Lost to Balazs Taroczy
- 🇫🇷Christophe FreyssQuarterfinals · Lost to Guillermo Vilas
- Q🇮🇹Claudio PanattaRound of 16 · Lost to Guillermo Vilas
- 🇫🇷Dominique BedelRound of 16 · Lost to Christophe Freyss
- 🇮🇹Marco AlciatiRound of 16 · Lost to Corrado Barazzutti
- Q🇺🇸Mike FishbachRound of 16 · Lost to Ricardo Cano
- 🇪🇸Roberto VizcainoRound of 16 · Lost to Balazs Taroczy
- 🇸🇪Stefan SimonssonRound of 16 · Lost to Peter Elter
- 🇩🇪Wolfgang PoppRound of 16 · Lost to Ismail El Shafei
- 🇪🇬Ahmed El MehelmyRound of 32 · Lost to Claudio Panatta
- 🇮🇱Chaim ArlozorovRound of 32 · Lost to Guillermo Vilas
- 🇩🇪Christoph ZipfRound of 32 · Lost to Marco Alciati
- 🇦🇺Colin DibleyRound of 32 · Lost to Ismail El Shafei
- 🇫🇷Eric DeblickerRound of 32 · Lost to Balazs Taroczy
- 🇺🇸George HardieRound of 32 · Lost to Roberto Vizcaino
- 🇮🇹Gianni OcleppoRound of 32 · Lost to Corrado Barazzutti
- 🇦🇷Gustavo GuerreroRound of 32 · Lost to Mark Edmondson
- 🇦🇹Hans KaryRound of 32 · Lost to Wolfgang Popp
- 🇪🇬Hisham NasserRound of 32 · Lost to Stefan Simonsson
- 🇦🇺John FitzgeraldRound of 32 · Lost to Christophe Freyss
- 🇪🇬Khaled BalighRound of 32 · Lost to Mike Fishbach
- 🇮🇹Mario CalauttiRound of 32 · Lost to Ricardo Cano
- 🇬🇷Nicolas KelaidisRound of 32 · Lost to Angel Gimenez