2015 Challenger Banque Nationale de Drummondville – Singles

Sam Groth was the defending champion, having won the event in 2014 in Rimouski, but decided not to participate this year.

John-Patrick Smith won the title, defeating Frank Dancevic 6–7(11–13), 7–6(7–3), 7–5 in the final.

Seeds
• #🇸🇰 Lukáš Lacko (second round)

• #🇩🇪 Andreas Beck (second round)

• #🇮🇹 Luca Vanni (first round)

• #🇸🇰 Norbert Gombos (second round)

• #🇨🇴 Alejandro Falla (second round)

• #🇧🇪 Ruben Bemelmans (first round)

• #🇨🇦 Frank Dancevic (final)

• #🇧🇪 Maxime Authom (second round, retired)