2023 Challenger Banque Nationale de Drummondville

The 2023 Challenger Banque Nationale de Drummondville was a professional tennis tournament played on indoor hard courts. It was the 16th edition of the tournament and part of the 2023 ATP Challenger Tour. It took place in Drummondville, Canada between November 13 and 19, 2023.

Country	Player	Rank1	Seed
GER	Dominik Koepfer	71	1
AUS	James Duckworth	113	2
FRA	Benoît Paire	124	3
CAN	Gabriel Diallo	133	4
GBR	Ryan Peniston	178	5
BEL	Zizou Bergs	180	6
CAN	Alexis Galarneau	187	7
TUN	Aziz Dougaz	242	8

• ¹ Rankings are as of November 6, 2023.^[1]

The following players received wildcards into the singles main draw:

• Juan Carlos Aguilar
• Justin Boulais
• Dan Martin

The following player received entry into the singles main draw as a special exempt:

• Liam Draxl

The following players received entry from the qualifying draw:

• Benjamin Thomas George
• Giles Hussey
• Alexander Kotzen
• Colin Markes
• Kiranpal Pannu
• Luca Wiedenmann

The following player received entry as a lucky loser:

• Olaf Pieczkowski

• Zizou Bergs def. James Duckworth 6–4, 7–5.

• André Göransson / Toby Samuel def. Liam Draxl / Giles Hussey 6–7^(2–7), 6–3, [10–8].