# 2018 Odlum Brown Vancouver Open – Men's singles

Cedrik-Marcel Stebe was the defending champion but chose not to defend his title.
Dan Evans won the title after defeating Jason Kubler 4–6, 7–5, 7–6$^{(7–3)}$ in the final.

## Seeds

* Vasek Pospisil (semifinals)
* Jordan Thompson (first round)
* Thomas Fabbiano (second round)
* Jason Kubler (final)
* Gilles Müller (second round)
* Peter Polansky (second round)
* Ilya Ivashka (quarterfinals)
* Ruben Bemelmans (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 | Final |
| 1/WC | Vasek Pospisil | 6 | 5 | 2 | | | | | |
| Q | Dan Evans | 3 | 7 | 6 | | | | | |
| Q | Dan Evans | 3 | 7 | 6 | Q | Dan Evans | 4 | 7 | 7$^7$ |
| | | | | | 4 | Jason Kubler | 6 | 5 | 6$^3$ |
| 4 | Jason Kubler | 4 | 7$^8$ | 6 | 4 | Jason Kubler | 6 | 5 | 6$^3$ |
| | Grégoire Barrère | 6 | 6$^6$ | 2 | | | | | |

### 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 | Semifinals |
| 1/WC | V Pospisil | 7$^8$ | 3 | 6 | | | | | | | | | | | | | | | |
| WC | B Sigouin | 6$^6$ | 6 | 3 | 1/WC | V Pospisil | 5 | 6 | 6 | | | | | | | | | | |
| | M Polmans | 6 | 6 | | | M Polmans | 7 | 3 | 2 | | | | | | | | | | |
| | E King | 2 | 2 | | | | | | | 1/WC | V Pospisil | 6$^6$ | 7$^{13}$ | 6 | | | | | |
| SE | L Harris | 6 | 6 | | | | | | | SE | L Harris | 7$^8$ | 6$^{11}$ | 3 | | | | | |
| Q | T-S Kwiatkowski | 3 | 4 | | SE | L Harris | 6 | 6 | | | | | | | | | | | |
| | F Auger-Aliassime | 4 | 2 | | 8/WC | R Bemelmans | 1 | 3 | | | | | | | | | | | |
| 8/WC | R Bemelmans | 6 | 6 | | | | | | | | | | | | 1/WC | V Pospisil | 6 | 5 | 2 |
| 3 | T Fabbiano | 6 | 6 | | | | | | | | | | | | Q | D Evans | 3 | 7 | 6 |
| | F Peliwo | 4 | 2 | | 3 | T Fabbiano | 3 | 6 | 3 | | | | | | | | | | |
| | E Escobedo | 4 | 4 | | Q | D Evans | 6 | 3 | 6 | | | | | | | | | | |
| Q | D Evans | 6 | 6 | | | | | | | Q | D Evans | 6 | 6 | | | | | | |
| | L Broady | 2 | 2 | | | | | | | 7 | I Ivashka | 4 | 4 | | | | | | |
| | Q Halys | 6 | 6 | | | Q Halys | 2 | 5 | | | | | | | | | | | |
| PR | I Marchenko | 6 | 3 | 5 | 7 | I Ivashka | 6 | 7 | | | | | | | | | | | |
| 7 | I Ivashka | 4 | 6 | 7 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | P Polansky | 7$^7$ | 5 | 6 | | | | | | | | | | | | | | |
| PR | S Giraldo | 6$^5$ | 7 | 3 | 6 | P Polansky | 6$^4$ | 6$^3$ | | | | | | | | | | |
| Q | JC Aragone | 3 | 6 | 6 | Q | JC Aragone | 7$^7$ | 7$^7$ | | | | | | | | | | |
| | A Bolt | 6 | 2 | 4 | | | | | Q | JC Aragone | 6 | 2 | 4 | | | | | |
| Q | B Gojo | 6 | 6 | | | | | | 4 | J Kubler | 2 | 6 | 6 | | | | | |
| | K King | 4 | 3 | | Q | B Gojo | 4 | 5 | | | | | | | | | | |
| | S Travaglia | 3 | 6$^2$ | | 4 | J Kubler | 6 | 7 | | | | | | | | | | |
| 4 | J Kubler | 6 | 7$^7$ | | | | | | | | | | | 4 | J Kubler | 4 | 7$^8$ | 6 |
| 5 | G Müller | 6 | 4 | 6 | | | | | | | | | | | G Barrère | 6 | 6$^6$ | 2 |
| SE | C Eubanks | 4 | 6 | 3 | 5 | G Müller | 4 | 6$^7$ | | | | | | | | | | |
| WC | B Schnur | 5 | 6$^2$ | | | Y Maden | 6 | 7$^9$ | | | | | | | | | | |
| | Y Maden | 7 | 7$^7$ | | | | | | | Y Maden | 3 | 4 | | | | | | |
| | G Barrère | 6$^8$ | 6 | 6 | | | | | | G Barrère | 6 | 6 | | | | | | |
| | M Safwat | 7$^{10}$ | 4 | 2 | | G Barrère | w/o | | | | | | | | | | | |
| | T Kokkinakis | 6 | 1 | 6 | | T Kokkinakis | | | | | | | | | | | | |
| 2 | J Thompson | 4 | 6 | 3 | | | | | | | | | | | | | | |