WTA - Montreal 1R start

First round commenced in Montreal.

2021 National Bank Open presented by Rogers - a WTA 1000 tournament, on Hard, in Montreal, Canada, 6-15 August 2021.

Event not held last year due to COVID-19

Defending champion (2019):

Bianca Andreescu who defeated Serena Williams (8) 3-1 (retired)

First round results:

- Paula Badosa defeated Viktorija Golubic 6-2 6-3

- Wildcard Rebecca Marino defeated Madison Keys (16) 6-3 6-3

- Maria Sakkari (11) defeated Marie Bouzkova 6-4 3-1 (retired)

- Sorana Cirstea defeated Alison Riske 6-3 6-4

- Qualifier Amanda Anisimova defeated qualifier Tereza Martincova 6-1 4-3 (retired)

- Qualifier Oceane Dodin defeated Karolina Muchova (14) 6-3 1-6 6-2

- Katerina Siniakova defeated Jelena Ostapenko 6-1 6-3

- Fiona Ferro defeated Ajla Tomljanovic 2-6 6-2 (retired)

- Nadia Podoroska defeated Magda Linette 6-1 6-2

- Qualifier Anastasia Potapova defeated Shelby Rogers 7-6(6) 6-3

- Ons Jabeur (13) defeated qualifier Clara Burel 6-1 6-3

- Qualifier Harriet Dart defeated wildcard Leylah Fernandez 7-5 7-6(4)