2019 Challenger Banque Nationale de Drummondville – Doubles

Joris De Loore and Frederik Nielsen were the defending champions but chose not to defend their title.

Scott Clayton and Adil Shamasdin won the title after defeating Matt Reid and John-Patrick Smith 7–5, 3–6, [10–5] in the final.

Seeds
• # 🇦🇺 Matt Reid / 🇦🇺 John-Patrick Smith (final)

• # 🇺🇸 Evan King / 🇺🇸 Hunter Reese (first round)

• # 🇬🇧 Scott Clayton / 🇨🇦 Adil Shamasdin (champions)

• # 🇻🇪 Luis David Martínez / 🇪🇨 Roberto Quiroz (semifinals)