Hamburg Open 1978
Guillermo Vilas won the title, beating Wojtek Fibak 6–2 6–4 6–2 in the final.
Main draw 64 players
- 1🇦🇷Guillermo VilasFinal · Champion
- 2🇺🇸Eddie DibbsRound of 16 · Lost to Paolo Bertolucci
- 3🇪🇸Manuel OrantesSemifinals · Lost to Guillermo Vilas
- 4🇦🇺John NewcombeRound of 32 · Lost to Hans Gildemeister
- 5🇵🇱Wojtek FibakFinal · Lost to Guillermo Vilas
- 6🇦🇺Phil DentRound of 64 · Lost to Heinz Gunthardt
- 7🇬🇧Buster C MottramSemifinals · Lost to Wojtek Fibak
- 8🇨🇱Jaime FillolRound of 32 · Lost to Vladimir Zednik
- 9🇪🇸Jose HiguerasRound of 16 · Lost to Guillermo Vilas
- 10🇬🇧John LloydRound of 16 · Lost to Buster C Mottram
- 11🇺🇸Hank PfisterRound of 32 · Lost to Zeljko Franulovic
- 12🇭🇺Balazs TaroczyRound of 32 · Lost to Klaus Eberhard
- 13🇨🇿Tomas SmidRound of 64 · Lost to Kjell Johansson
- 14🇮🇹Paolo BertolucciQuarterfinals · Lost to Wojtek Fibak
- 15🇺🇸Jeff BorowiakRound of 64 · Lost to Richard Lewis
- 16🇦🇺Kim WarwickRound of 16 · Lost to Hans Gildemeister
- 🇨🇱Hans GildemeisterQuarterfinals · Lost to Buster C Mottram
- 🇸🇪Kjell JohanssonQuarterfinals · Lost to Guillermo Vilas
- 🇨🇿Vladimir ZednikQuarterfinals · Lost to Manuel Orantes
- 🇨🇭Heinz GunthardtRound of 16 · Lost to Kjell Johansson
- Q🇩🇪Klaus EberhardRound of 16 · Lost to Wojtek Fibak
- 🇦🇺Paul McnameeRound of 16 · Lost to Vladimir Zednik
- 🇭🇷Zeljko FranulovicRound of 16 · Lost to Manuel Orantes
- 🇪🇸Antonio MunozRound of 32 · Lost to Eddie Dibbs
- 🇸🇪Birger AnderssonRound of 32 · Lost to Kjell Johansson
- 🇺🇸Brian TeacherRound of 32 · Lost to Manuel Orantes
- 🇫🇷Eric DeblickerRound of 32 · Lost to John Lloyd
- 🇷🇴Ion TiriacRound of 32 · Lost to Guillermo Vilas
- 🇩🇪Jurgen FassbenderRound of 32 · Lost to Jose Higueras
- 🇨🇱Patricio CornejoRound of 32 · Lost to Buster C Mottram
- 🇫🇷Patrick ProisyRound of 32 · Lost to Paolo Bertolucci
- 🇨🇿Pavel HutkaRound of 32 · Lost to Wojtek Fibak
- 🇬🇧Richard LewisRound of 32 · Lost to Paul Mcnamee
- 🇨🇿Stanislav BirnerRound of 32 · Lost to Kim Warwick
- 🇺🇸Victor AmayaRound of 32 · Lost to Heinz Gunthardt
- 🇨🇴Alvaro BetancurRound of 64 · Lost to Hank Pfister
- Q🇩🇪Andreas MaurerRound of 64 · Lost to Wojtek Fibak
- 🇮🇹Antonio ZugarelliRound of 64 · Lost to Patrick Proisy
- 🇿🇦Bernie MittonRound of 64 · Lost to Klaus Eberhard
- 🇦🇺Bill LloydRound of 64 · Lost to John Lloyd
- 🇿🇦Bob HewittRound of 64 · Lost to Patricio Cornejo
- 🇧🇷Carlos KirmayrRound of 64 · Lost to Jaime Fillol
- 🇳🇿Chris LewisRound of 64 · Lost to Victor Amaya
- 🇬🇧Colin DowdeswellRound of 64 · Lost to John Newcombe
- 🇦🇺Dick CrealyRound of 64 · Lost to Brian Teacher
- 🇩🇪Hans Jurgen PohmannRound of 64 · Lost to Vladimir Zednik
- 🇪🇬Ismail El ShafeiRound of 64 · Lost to Buster C Mottram
- 🇨🇿Jan KodesRound of 64 · Lost to Paolo Bertolucci
- 🇨🇿Jiri HrebecRound of 64 · Lost to Jose Higueras
- 🇺🇸Mike FishbachRound of 64 · Lost to Zeljko Franulovic
- 🇭🇷Nikola PilicRound of 64 · Lost to Paul Mcnamee
- 🇫🇷Pascal PortesRound of 64 · Lost to Ion Tiriac
- 🇺🇸Pat DupreRound of 64 · Lost to Pavel Hutka
- Q🇦🇺Paul KronkRound of 64 · Lost to Balazs Taroczy
- Q🇨🇿Pavel SlozilRound of 64 · Lost to Birger Andersson
- 🇩🇪Peter ElterRound of 64 · Lost to Stanislav Birner
- 🇫🇷Pierre JauffretRound of 64 · Lost to Antonio Munoz
- 🇬🇧Robin DrysdaleRound of 64 · Lost to Jurgen Fassbender
- 🇬🇧Roger TaylorRound of 64 · Lost to Hans Gildemeister
- 🇳🇱Tom OkkerRound of 64 · Lost to Eric Deblicker
- Q🇩🇪Ulrich PinnerRound of 64 · Lost to Eddie Dibbs
- 🇵🇾Victor PecciRound of 64 · Lost to Manuel Orantes
- 🇩🇪Werner ZirngiblRound of 64 · Lost to Kim Warwick
- 🇫🇷Yannick NoahRound of 64 · Lost to Guillermo Vilas