COURT BANQUE NATIONALE
Play starts at 11am
Monica NICULESCU (ROU)  v Heather WATSON (GBR)
[WC] Carson BRANSTINE (CAN) / Rebecca MARINO (CAN) v Darija JURAK (CRO) / Xenia KNOLL (SUI) 
Datana YASTREMSKA (UKR) v Christina McHALE (USA)
Veronika KUDERMETOVA (RUS) v Pauline PARMENTIER (FRA) 
Not before 7pm
Beatriz HADDAD MAIA (BRA) v Monica PUIG (PUR) 
[WC] Leylah FERNANDEZ (CAN) v [Q] Gabriela DABROWSKI (CAN)
[Q] Victoria DUVAL (USA) v Madison BRENGLE (USA)
Jacqueline CAKO (USA) / Nicolas GEUER (GER) v Naomi BROADY (GBR) / Kristyna PLISKOVA (CZE)
Monica Niculescu and Heather Watson have met twice previously, with both encounters going to three sets. The Romanian has won the opening set in both of those matches, which were played in 2016.
Dayana Yastremska has reached a high of WTA World No.96, having played in the main draw of a Grand Slam event for the first time at the US Open.
Monica Puig has won her only previous meeting with Brazil No.1 Beatriz Haddad Maia. The pair faced off in Indian Wells previously this year, with the Puerto Rican upsetting the ranking to beat her opponent, 6-3, 7-6.
No.8 seed Pauline Parmentier has never met opponent Veronika Kudermetova previously. The Frenchwomen have won in Québec City previously, Nathalie Tauziat (1993), Marion Bartoli (2006) and Océane Dodin (2016).
Leylah Fernandez will play in the main draw of a WTA Tour event for the first time, having been awarded a wildcard for this event. Opponent Gabriela Dabrowski is seeking just a third main draw victory of her career.