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)