2017 Odlum Brown Vancouver Open – Men's singles

Dudi Sela was the defending champion but lost in the second round to Liam Broady.

Cedrik-Marcel Stebe won the title after defeating Jordan Thompson 6–0, 6–1 in the final.

Seeds
• # 🇮🇱 Dudi Sela (second round)

• # 🇦🇺 Jordan Thompson (final)

• # 🇷🇴 Marius Copil (first round)

• # 🇸🇰 Norbert Gombos (first round)

• # Henri Laaksonen (first round, retired)

• # 🇯🇵 Taro Daniel (second round)

• # 🇧🇪 Ruben Bemelmans (second round)

• # 🇺🇸 Tennys Sandgren (second round)