| Date: | July 30 – August 5 |
| Edition: | 8th (men) 11th (women) |
| Category: | ATP Challenger Tour ITF Women's Circuit |
| Prize Money: | (men) (women) |
| Surface: | Hard – outdoors |
| Location: | West Vancouver, British Columbia, Canada |
| Venue: | Hollyburn Country Club |
| Champms: | Igor Sijsling |
| Champmd: |  Maxime Authom / Ruben Bemelmans |
| Champws: |  Mallory Burdette |
| Champwd: |  Julia Glushko /  Olivia Rogowska |
| Main Name: | Vancouver Open |
The 2012 Odlum Brown Vancouver Open was a professional tennis tournament played on outdoor hard courts. It was the 8th edition, for men, and 11th edition, for women, of the tournament and part of the 2012 ATP Challenger Tour and the 2012 ITF Women's Circuit, offering totals of $100,000, for men, and $100,000, for women, in prize money. It took place in West Vancouver, British Columbia, Canada between July 30 and August 5, 2012.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Igor Sijsling | 102 | 1 | ||
| Israel | Dudi Sela | 114 | 2 | |
| Rajeev Ram | 117 | 3 | ||
| Belgium | Ruben Bemelmans | 121 | 4 | |
 Canada | Frank Dancevic | 131 | 5 | |
 Ukraine | Sergei Bubka | 151 | 6 | |
 Thailand | Danai Udomchoke | 153 | 7 | |
| Izak van der Merwe | 154 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Luxembourg | Mandy Minella | 82 | 1 | |
| Australia | Olivia Rogowska | 120 | 2 | |
| Alexa Glatch | 135 | 3 | ||
 Poland | Sandra Zaniewska | 149 | 4 | |
| Madison Brengle | 159 | 5 | ||
| Australia | Sacha Jones | 172 | 6 | |
| Grace Min | 176 | 7 | ||
| Madison Keys | 182 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Lauren Embree Nicole Gibbs Krista Hardebeck Ashley WeinholdThe following player received entry as a lucky loser:
See main article: article and 2012 Odlum Brown Vancouver Open – Men's singles.
Sergei Bubka, 6–1, 7–5See main article: article and 2012 Odlum Brown Vancouver Open – Men's doubles.
Maxime Authom / Ruben Bemelmans def. John Peers / John-Patrick Smith, 6–4, 6–2See main article: article and 2012 Odlum Brown Vancouver Open – Women's singles.
Mallory Burdette def. Jessica Pegula, 6–3, 6–0See main article: article and 2012 Odlum Brown Vancouver Open – Women's doubles.
Julia Glushko / Olivia Rogowska def. Jacqueline Cako / Natalie Pluskota, 6–4, 5–7, [10–7]