| Date: | 21–27 October 2019 |
| Edition: | 14th |
| Surface: | Hard / Indoor |
| Location: | Saguenay, Quebec, Canada |
| Category: | ITF Women's World Tennis Tour |
| Prize Money: | $60,000 |
| Champs: | Indy de Vroome |
| Champd: |  Mélodie Collard / Leylah Annie Fernandez |
| Main Name: | Challenger de Saguenay |
| After Year: | 2022 |
The 2019 Challenger Banque Nationale de Saguenay was a professional tennis tournament played on indoor hard courts. It was the fourteenth edition of the tournament which was part of the 2019 ITF Women's World Tennis Tour. It took place in Saguenay, Quebec, Canada between 21 and 27 October 2019.[1]
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Francesca Di Lorenzo | 138 | 1 | ||
| Bibiane Schoofs | 157 | 2 | ||
| Robin Anderson | 176 | 3 | ||
 France | Jessika Ponchet | 184 | 4 | |
| Canada | Leylah Annie Fernandez | 248 | 5 | |
 United Kingdom | Samantha Murray | 278 | 6 | |
 Thailand | Peangtarn Plipuech | 312 | 7 | |
 Sweden | Mirjam Björklund | 345 | 8 |
The following players received wildcards into the singles main draw:
Jada Bui Mélodie Collard Raphaëlle Lacasse Maria TanasescuThe following players received entry from the qualifying draw:
Ariana Arseneault Ayan Broomfield Sarah-Maude Fortin
Jessica Livianu
Anna Morgina Kennedy Shaffer Marina StakusicThe following player received entry as a lucky loser:
Safiya CarringtonSee main article: 2019 Challenger Banque Nationale de Saguenay – Singles.
Robin Anderson, 3–6, 6–4, 7–5See main article: 2019 Challenger Banque Nationale de Saguenay – Doubles.
Mélodie Collard / Leylah Annie Fernandez def. Samantha Murray / Bibiane Schoofs, 7–6(7–3), 6–2