2018 Coupe Banque Nationale
The 2018 Coupe Banque Nationale is a women's tennis tournament played on indoor carpet courts. It was the 26th edition of the Tournoi de Québec and part of the WTA International tournaments of the 2018 WTA Tour. It took place at the PEPS de l'Université Laval in Quebec City, Canada, from September 10 through September 16, 2018. Eighth-seeded Pauline Parmentier won the singles title.
Finals
Singles
Pauline Parmentier defeated Jessica Pegula 7–5, 6–2- It was Parmentier's 2nd and last singles title of the year and the 4th and last of her career.
Doubles
Asia Muhammad / Maria Sanchez defeated Darija Jurak / Xenia Knoll 6–4, 6–3Singles main draw entrants
Seeds
Other entrants
The following players received wildcards into the singles main draw:The following player entered the singles main draw with a protected ranking:
The following players received entry from the qualifying draw:
- Marie Bouzková
- Gabriela Dabrowski
- Victoria Duval
- Sesil Karatantcheva
- Tereza Martincová
- Jessica Pegula
Withdrawals
;Before the tournament- Anna Blinkova → replaced by Veronika Kudermetova
- Danielle Collins → replaced by Naomi Broady
- Olga Danilović → replaced by Ons Jabeur
- Vitalia Diatchenko → replaced by Madison Brengle
- Margarita Gasparyan → replaced by Beatriz Haddad Maia
- Anastasia Pavlyuchenkova → replaced by Heather Watson
- Peng Shuai → replaced by Mona Barthel
- Sachia Vickery → replaced by Georgina García Pérez
Doubles main draw entrants
Seeds
- 1 Rankings are as of August 20, 2018