# 2018 Erste Bank Open – Singles

Lucas Pouille was the defending champion but lost to Borna Ćorić in the second round.
Kevin Anderson won the title, defeating Kei Nishikori in the final, 6–3, 7–6$^{(7–3)}$. Anderson saved a match point in his opening round match against Nikoloz Basilashvili.
This was Nishikori's ninth consecutive defeat in ATP World Tour level finals. His most recent victory came in February 2016 at Memphis.

## Seeds

* Dominic Thiem (quarterfinals)
* Kevin Anderson (champion)
* Grigor Dimitrov (first round)
* John Isner (second round)
* Kei Nishikori (final)
* Borna Ćorić (quarterfinals, retired)
* Fabio Fognini (second round)
* Kyle Edmund (second round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 5 | Kei Nishikori | 6 | 6 | | | | | |
| Q | Mikhail Kukushkin | 4 | 3 | | | | | |
| Q | Mikhail Kukushkin | 4 | 3 | | 5 | Kei Nishikori | 3 | 6$^3$ |
| | | | | | 2 | Kevin Anderson | 6 | 7$^7$ |
| | Fernando Verdasco | 3 | 6 | 4 | 2 | Kevin Anderson | 6 | 7$^7$ |
| 2 | Kevin Anderson | 6 | 3 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | D Thiem | 7 | 7$^7$ | | | | | | | | | | | | | | | |
| Q | R Bemelmans | 5 | 6$^5$ | | 1 | D Thiem | 6 | 6 | | | | | | | | | | |
| | J-W Tsonga | 3 | 6 | 3 | | S Querrey | 4 | 4 | | | | | | | | | | |
| | S Querrey | 6 | 3 | 6 | | | | | | 1 | D Thiem | 3 | 1 | | | | | |
| | K Khachanov | 6 | 7 | | | | | | | 5 | K Nishikori | 6 | 6 | | | | | |
| WC | D Novak | 3 | 5 | | | K Khachanov | 2 | 2 | | | | | | | | | | |
| | F Tiafoe | 6$^3$ | 7 | 2 | 5 | K Nishikori | 6 | 6 | | | | | | | | | | |
| 5 | K Nishikori | 7$^7$ | 5 | 6 | | | | | | | | | | | 5 | K Nishikori | 6 | 6 |
| 3 | G Dimitrov | 4 | 6 | 4 | | | | | | | | | | | Q | M Kukushkin | 4 | 3 |
| Q | M Kukushkin | 6 | 4 | 6 | Q | M Kukushkin | 7$^7$ | 6 | | | | | | | | | | |
| Q | D Kudla | 6$^3$ | 0 | | LL | A Rublev | 6$^4$ | 4 | | | | | | | | | | |
| LL | A Rublev | 7$^7$ | 6 | | | | | | | Q | M Kukushkin | 4 | 7$^7$ | 7$^7$ | | | | |
| | M Fucsovics | 1 | 6 | 7 | | | | | | | M Fucsovics | 6 | 6$^2$ | 6$^4$ | | | | |
| WC | F Auger-Aliassime | 6 | 0 | 5 | | M Fucsovics | 4 | 6 | 6 | | | | | | | | | |
| | D Džumhur | 4 | 3 | | 7 | F Fognini | 6 | 3 | 2 | | | | | | | | | |
| 7 | F Fognini | 6 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | K Edmund | 6 | 7$^7$ | | | | | | | | | | | | | | | |
| | D Schwartzman | 3 | 6$^3$ | | 8 | K Edmund | 4 | 6 | 3 | | | | | | | | | |
| | F Verdasco | 6$^6$ | 6 | 6 | | F Verdasco | 6 | 3 | 6 | | | | | | | | | |
| Q | P-H Herbert | 7$^8$ | 3 | 4 | | | | | | | F Verdasco | 6 | 2 | | | | | |
| SE | G Monfils | 4 | 6 | 6 | | | | | | SE | G Monfils | 4 | 1$^r$ | | | | | |
| | S Johnson | 6 | 3 | 2 | SE | G Monfils | 6 | 6 | | | | | | | | | | |
| LL | C Norrie | 7$^7$ | 4 | 6$^7$ | 4 | J Isner | 4 | 4 | | | | | | | | | | |
| 4 | J Isner | 6$^1$ | 6 | 7$^9$ | | | | | | | | | | | F Verdasco | 3 | 6 | 4 |
| 6 | B Ćorić | 6$^5$ | 6 | 6 | | | | | | | | | | 2 | K Anderson | 6 | 3 | 6 |
| | A Ramos Viñolas | 7$^7$ | 0 | 4 | 6 | B Ćorić | 4 | 6 | 6 | | | | | | | | | |
| | P Kohlschreiber | 4 | 7$^7$ | 4 | | L Pouille | 6 | 0 | 4 | | | | | | | | | |
| | L Pouille | 6 | 6$^5$ | 6 | | | | | | 6 | B Ćorić | 6$^2$ | 2$^r$ | | | | | |
| | M Raonic | 6$^6$ | 5 | | | | | | | 2 | K Anderson | 7$^7$ | 1 | | | | | |
| WC | J Melzer | 7$^8$ | 7 | | WC | J Melzer | | | | | | | | | | | | |
| | N Basilashvili | 6 | 6$^6$ | 3 | 2 | K Anderson | w/o | | | | | | | | | | | |
| 2 | K Anderson | 4 | 7$^8$ | 6 | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Pierre-Hugues Herbert (qualified)
* Denis Kudla (qualified)
* Guido Pella (qualifying competition)
* Mikhail Kukushkin (qualified)
* Andrey Rublev (qualifying competition, lucky loser)
* Cameron Norrie (qualifying competition, lucky loser)
* Bradley Klahn (first round)
* Ruben Bemelmans (qualified)

### Qualifiers

* Pierre-Hugues Herbert
* Denis Kudla
* Ruben Bemelmans
* Mikhail Kukushkin

### Lucky losers

* Andrey Rublev
* Cameron Norrie

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Pierre-Hugues Herbert | 6 | 6 | | | | | |
| WC | Jurij Rodionov | 1 | 2 | | | | | |
| WC | Jurij Rodionov | 1 | 2 | 1 | Pierre-Hugues Herbert | 4 | 7$^7$ | 7 |
| | | | | 6 | Cameron Norrie | 6 | 6$^4$ | 5 |
| | Peter Polansky | 2 | 1 | 6 | Cameron Norrie | 6 | 6$^4$ | 5 |
| 6 | Cameron Norrie | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Denis Kudla | 7$^7$ | 4 | 6 | | | | | |
| | Matthias Bachinger | 6$^3$ | 6 | 3 | | | | | |
| | Matthias Bachinger | 6$^3$ | 6 | 3 | 2 | Denis Kudla | 6 | 2 | 6 |
| | | | | | Alt | Sergiy Stakhovsky | 1 | 6 | 2 |
| Alt | Sergiy Stakhovsky | 6$^5$ | 6 | 6 | Alt | Sergiy Stakhovsky | 1 | 6 | 2 |
| 7 | Bradley Klahn | 7$^7$ | 4 | 4 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Guido Pella | 6$^1$ | 6 | 3 | | | | |
| | Jürgen Zopp | 7$^7$ | 2 | 4$^r$ | | | | |
| | Jürgen Zopp | 7$^7$ | 2 | 4$^r$ | 3 | Guido Pella | 4 | 0 |
| | | | | | 8 | Ruben Bemelmans | 6 | 6 |
| WC | Sebastian Ofner | 6 | 3 | 4 | 8 | Ruben Bemelmans | 6 | 6 |
| 8 | Ruben Bemelmans | 3 | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Mikhail Kukushkin | 7 | 6 | | | | |
| Alt | Václav Šafránek | 5 | 2 | | | | |
| Alt | Václav Šafránek | 5 | 2 | 4 | Mikhail Kukushkin | 6 | 6 |
| | | | | 5 | Andrey Rublev | 2 | 3 |
| Alt | Lucas Miedler | 1 | 2 | 5 | Andrey Rublev | 2 | 3 |
| 5 | Andrey Rublev | 6 | 6 | | | | |