Geneva Open 2018
Marton Fucsovics won the title, beating Peter Gojowczyk 6–2 6–2 in the final.
Main draw 28 players
- 1🇺🇸Sam QuerreyRound of 16 · Lost to Guido Pella
- 2🇮🇹Fabio FogniniSemifinals · Lost to Peter Gojowczyk
- 3🇨🇭Stan Wawrinka#164Quarterfinals · Lost to Marton Fucsovics
- 4🇪🇸David FerrerRound of 16 · Lost to Peter Gojowczyk
- 5🇪🇸Albert RamosRound of 32 · Lost to Marton Fucsovics
- 6🇺🇸Steve Johnson#426Semifinals · Lost to Marton Fucsovics
- 7🇮🇹Andreas SeppiQuarterfinals · Lost to Peter Gojowczyk
- 8🇩🇪Mischa ZverevRound of 32 · Lost to Mirza Basic
- 🇭🇺Marton Fucsovics#145Final · Champion
- 🇩🇪Peter GojowczykFinal · Lost to Marton Fucsovics
- 🇦🇷Guido PellaQuarterfinals · Lost to Steve Johnson
- 🇺🇸Tennys SandgrenQuarterfinals · Lost to Fabio Fognini
- Q🇪🇸Bernabe Zapata MirallesRound of 16 · Lost to Andreas Seppi
- 🇺🇸Frances Tiafoe#8Round of 16 · Lost to Marton Fucsovics
- 🇺🇸Jared DonaldsonRound of 16 · Lost to Stan Wawrinka
- Q🇨🇿Lukas RosolRound of 16 · Lost to Steve Johnson
- 🇧🇦Mirza BasicRound of 16 · Lost to Tennys Sandgren
- Q🇺🇸Noah RubinRound of 16 · Lost to Fabio Fognini
- PR🇦🇹Andreas Haider MaurerRound of 32 · Lost to Tennys Sandgren
- 🇺🇿Denis IstominRound of 32 · Lost to Jared Donaldson
- Q🇩🇪Dominik KoepferRound of 32 · Lost to Guido Pella
- 🇩🇪Florian MayerRound of 32 · Lost to Bernabe Zapata Miralles
- 🇭🇷Ivo KarlovicRound of 32 · Lost to Peter Gojowczyk
- 🇨🇿Jiri VeselyRound of 32 · Lost to Lukas Rosol
- 🇮🇹Marco Cecchinato#173Round of 32 · Lost to Andreas Seppi
- CYPMarcos BaghdatisRound of 32 · Lost to Noah Rubin
- 🇷🇴Marius CopilRound of 32 · Lost to Steve Johnson
- 🇺🇸Ryan HarrisonRound of 32 · Lost to Frances Tiafoe