Vienna Open 2018
Kevin Anderson won the title, beating Kei Nishikori 6–3 7–6(3) in the final.
Main draw 32 players
- 1🇦🇹Dominic ThiemQuarterfinals · Lost to Kei Nishikori
- 2🇿🇦Kevin AndersonFinal · Champion
- 3🇧🇬Grigor Dimitrov#135Round of 32 · Lost to Mikhail Kukushkin
- 4🇺🇸John IsnerRound of 16 · Lost to Gael Monfils
- 5🇯🇵Kei NishikoriFinal · Lost to Kevin Anderson
- 6🇭🇷Borna CoricQuarterfinals · Lost to Kevin Anderson
- 7🇮🇹Fabio FogniniRound of 16 · Lost to Marton Fucsovics
- 8🇬🇧Kyle EdmundRound of 16 · Lost to Fernando Verdasco
- 🇪🇸Fernando VerdascoSemifinals · Lost to Kevin Anderson
- Q🇰🇿Mikhail Kukushkin#344Semifinals · Lost to Kei Nishikori
- SE🇫🇷Gael MonfilsQuarterfinals · Lost to Fernando Verdasco
- 🇭🇺Marton Fucsovics#145Quarterfinals · Lost to Mikhail Kukushkin
- LL🇷🇺Andrey Rublev#23Round of 16 · Lost to Mikhail Kukushkin
- WC🇦🇹Jurgen MelzerRound of 16 · Lost to Kevin Anderson
- 🇷🇺Karen Khachanov#24Round of 16 · Lost to Kei Nishikori
- 🇫🇷Lucas PouilleRound of 16 · Lost to Borna Coric
- 🇺🇸Sam QuerreyRound of 16 · Lost to Dominic Thiem
- 🇪🇸Albert RamosRound of 32 · Lost to Borna Coric
- LL🇬🇧Cameron Norrie#53Round of 32 · Lost to John Isner
- 🇧🇦Damir Dzumhur#90Round of 32 · Lost to Fabio Fognini
- Q🇺🇸Denis KudlaRound of 32 · Lost to Andrey Rublev
- WC🇦🇹Dennis NovakRound of 32 · Lost to Karen Khachanov
- 🇦🇷Diego SchwartzmanRound of 32 · Lost to Kyle Edmund
- WC🇨🇦Felix Auger Aliassime#14Round of 32 · Lost to Marton Fucsovics
- 🇺🇸Frances Tiafoe#8Round of 32 · Lost to Kei Nishikori
- 🇫🇷Jo-Wilfried TsongaRound of 32 · Lost to Sam Querrey
- 🇨🇦Milos RaonicRound of 32 · Lost to Jurgen Melzer
- 🇬🇪Nikoloz Basilashvili#86Round of 32 · Lost to Kevin Anderson
- 🇩🇪Philipp KohlschreiberRound of 32 · Lost to Lucas Pouille
- Q🇫🇷Pierre Hugues HerbertRound of 32 · Lost to Fernando Verdasco
- Q🇧🇪Ruben BemelmansRound of 32 · Lost to Dominic Thiem
- 🇺🇸Steve Johnson#426Round of 32 · Lost to Gael Monfils