1999 du Maurier Open

The 1999 Canadian Open (known as the du Maurier Open for sponsorship reasons) was a tennis tournament played on outdoor hard courts. It was the 110th edition of the Canada Masters, and was part of the ATP Super 9 of the 1999 ATP Tour, and of the Tier I Series of the 1999 WTA Tour. The men's event took place at the du Maurier Stadium in Montreal, Quebec, Canada, from August 2 through August 8, 1999, and the women's event at the National Tennis Centre in Toronto, Ontario, Canada, from August 16 through August 23, 1999.