# 2012 Odlum Brown Vancouver Open – Men's singles

James Ward was the defending champion, but decided not to participate. Igor Sijsling won the title, defeating Sergei Bubka 6–1, 7–5 in the final.

## Seeds

* Igor Sijsling (champion)
* Dudi Sela (semifinals)
* Rajeev Ram (first round)
* Ruben Bemelmans (quarterfinals)
* Frank Dancevic (semifinals)
* Sergei Bubka (final)
* Danai Udomchoke (quarterfinals)
* Izak van der Merwe (first 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 |
| 1 | Igor Sijsling | 6$^2$ | 6 | 7$^7$ | | | | |
| 5 | Frank Dancevic | 7$^7$ | 3 | 6$^2$ | | | | |
| 5 | Frank Dancevic | 7$^7$ | 3 | 6$^2$ | 1 | Igor Sijsling | 6 | 7 |
| | | | | | 6 | Sergei Bubka | 1 | 5 |
| 6 | Sergei Bubka | 6 | 7$^7$ | | 6 | Sergei Bubka | 1 | 5 |
| 2 | Dudi Sela | 2 | 6$^5$ | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | I Sijsling | 6 | 6 | | | | | | | | | | | | | | | |
| | A Mannarino | 2 | 1 | | 1 | I Sijsling | 6 | 6 | | | | | | | | | | |
| | M Authom | 5 | 6 | 6 | | M Authom | 2 | 1 | | | | | | | | | | |
| | A Kuznetsov | 7 | 2 | 4 | | | | | | 1 | I Sijsling | 6 | 6 | | | | | |
| | P Polansky | 6 | 4 | 6$^3$ | | | | | | 7 | D Udomchoke | 1 | 3 | | | | | |
| | D Kudla | 1 | 6 | 7$^7$ | | D Kudla | 2 | 5 | | | | | | | | | | |
| | B Mitchell | 0 | 2 | | 7 | D Udomchoke | 6 | 7 | | | | | | | | | | |
| 7 | D Udomchoke | 6 | 6 | | | | | | | | | | | 1 | I Sijsling | 6$^2$ | 6 | 7$^7$ |
| 4 | R Bemelmans | 6 | 6 | | | | | | | | | | | 5 | F Dancevic | 7$^7$ | 3 | 6$^2$ |
| | R Borvanov | 0 | 1 | | 4 | R Bemelmans | 6 | 6 | | | | | | | | | | |
| Q | G Sakharov | 7$^7$ | 5 | 6 | Q | G Sakharov | 2 | 2 | | | | | | | | | | |
| WC | P Bester | 6$^4$ | 7 | 4 | | | | | | 4 | R Bemelmans | 4 | 2 | | | | | |
| WC | J Sock | 6 | 7$^9$ | | | | | | | 5 | F Dancevic | 6 | 6 | | | | | |
| | R de Voest | 4 | 6$^7$ | | WC | J Sock | 6 | 4 | 1 | | | | | | | | | |
| Q | C Buchanan | 1 | 2 | | 5 | F Dancevic | 4 | 6 | 6 | | | | | | | | | |
| 5 | F Dancevic | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | S Bubka | 6$^5$ | 7$^7$ | 6 | | | | | | | | | | | | | | |
| Q | F Wolmarans | 7$^7$ | 6$^3$ | 2 | 6 | S Bubka | 3 | 6 | 6 | | | | | | | | | |
| | M Yani | 6 | 0 | 6$^5$ | WC | B Klahn | 6 | 3 | 4 | | | | | | | | | |
| WC | B Klahn | 4 | 6 | 7$^7$ | | | | | | 6 | S Bubka | 6 | 3 | 6 | | | | |
| | J Wang | 7$^7$ | 6 | | | | | | | | J Wang | 1 | 6 | 1 | | | | |
| WC | F Peliwo | 6$^4$ | 0 | | | J Wang | 6 | 6 | | | | | | | | | | |
| Q | P Duclos | 6 | 7$^7$ | | | P Duclos | 3 | 3 | | | | | | | | | | |
| 3/SE | R Ram | 2 | 6$^5$ | | | | | | | | | | | | 6 | S Bubka | 6 | 7$^7$ |
| 8 | I van der Merwe | 6$^2$ | 3 | | | | | | | | | | | | 2 | D Sela | 2 | 6$^5$ |
| | J Duckworth | 7$^7$ | 6 | | | J Duckworth | 2 | 6 | 1 | | | | | | | | | |
| | J Baker | 4 | 4 | | | S Diez | 6 | 4 | 6 | | | | | | | | | |
| | S Diez | 6 | 6 | | | | | | | | S Diez | 4 | 3 | | | | | |
| | J Hernych | 6 | 7 | | | | | | | 2 | D Sela | 6 | 6 | | | | | |
| | J-P Smith | 3 | 5 | | | J Hernych | 4 | 4 | | | | | | | | | | |
| | A Weintraub | 4 | 6 | 2 | 2 | D Sela | 6 | 6 | | | | | | | | | | |
| 2 | D Sela | 6 | 3 | 6 | | | | | | | | | | | | | | |