2023 Challenger Banque Nationale de Saguenay

The 2023 Challenger Banque Nationale de Saguenay was a professional tennis tournament played on indoor hard courts. It was the sixteenth edition of the tournament which was part of the 2023 ITF Women's World Tennis Tour. It took place in Saguenay, Quebec, Canada between 16 and 22 October 2023.

Singles

 * 🇨🇦 Katherine Sebov def. 🇭🇺 Fanny Stollár, 6–4, 6–4

Doubles

 * 🇺🇸 Robin Anderson / 🇺🇸 Dalayna Hewitt def. 🇨🇦 Mia Kupres / Johanne Svendsen, 6–1, 6–4

Seeds

 * 1 Rankings are as of 9 October 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇦 Isabelle Boulais
 * 🇨🇦 Mia Kupres
 * 🇨🇦 Nadia Lagaev
 * 🇨🇦 Rhea Verma

The following players received entry from the qualifying draw:
 * 🇺🇸 Carolyn Campana
 * 🇺🇸 Paris Corley
 * 🇨🇦 Louise Kwong
 * 🇨🇦 Scarlett Nicholson
 * 🇹🇭 Natasha Sengphrachanh
 * 🇨🇦 Layne Sleeth
 * 🇺🇸 Anna Ulyashchenko
 * 🇺🇸 Amy Zhu

The following player received entry as a lucky loser:
 * 🇩🇪 Jasmin Jebawy