The 2009 Canadian Open (also known as the 2009 Rogers Masters presented by National Bank and 2009 Rogers Cup for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 120th edition of the Canada Masters for the men (the 108th edition for the women), and was part of the ATP World Tour Masters 1000 of the 2009 ATP World Tour, and of the Premier 5 of the 2009 WTA Tour. The men's event was held at the Uniprix Stadium in Montreal, Quebec, Canada, from August 8 through August 16, 2009, and the women's event was held at the Rexall Centre in Toronto, Ontario, Canada, from August 15 through August 23, 2009. It was the fourth event for both the men and women on the 2009 US Open Series.
The following players received wildcards into the singles main draw
The following players received entry from the qualifying draw:
Alex Bogomolov Jr.
Jan Hernych
Julien Benneteau Jesse Levine
Juan Carlos Ferrero
Alejandro Falla.svg/1280px-Flag_of_Canada_(Pantone).svg.png){kind=small}
Milos RaonicThe following player received the lucky loser spot:
The following players received wildcards into the singles main draw
The following players received entry from the qualifying draw:
Elena Baltacha
Kateryna Bondarenko Julie Coin Heidi El Tabakh
Maria Kirilenko Alla Kudryavtseva
Monica Niculescu
Magdaléna Rybáriková Lucie Šafářová
Yaroslava Shvedova
Roberta Vinci.svg/1280px-Flag_of_Belgium_(civil).svg.png){kind=small}
Yanina Wickmayer Andy Murray defeated 
Juan Martín del Potro, 6–7(4–7), 7–6(7–3), 6–1.
For the first time in the ATP history, all top 8 seeded and top 8 ranked players reached the quarterfinals.
Elena Dementieva defeated Maria Sharapova, 6–4, 6–3.
Mahesh Bhupathi / 
Mark Knowles defeated
Max Mirnyi / 
Andy Ram, 6–4, 6–3.
Nuria Llagostera Vives / María José Martínez Sánchez defeated .svg/1280px-Flag_of_Australia_(converted).svg.png){kind=small}
Samantha Stosur / Rennae Stubbs, 2–6, 7–5, [11–9].