| 1991 Canadian Open | |
|---|---|
| Date | July 22 – July 28 (men) August 5 – August 11 (women) |
| Edition | 102nd |
| Surface | Hard / outdoor |
| Champions | |
| Men's singles | |
 Andrei Chesnokov[1] | |
| Women's singles | |
 Jennifer Capriati | |
| Men's doubles | |
| Patrick Galbraith / Todd Witsken[2] | |
| Women's doubles | |
| Larisa Savchenko-Neiland / Natalia Zvereva | |
The 1991 Canadian Open was a tennis tournament played on outdoor hard courts. It was the 102nd edition of the Canada Masters, and was part of the ATP Super 9 of the 1991 ATP Tour, and of the Tier I Series of the 1991 WTA Tour. The men's event took place at the Uniprix Stadium in Montreal, Canada from July 22 through July 28, 1991, and the women's event at the National Tennis Centre in Toronto, Ontario, Canada from August 5 through August 11, 1991.
- ^ "1991 Montreal– Men's Singles draw". Association of Tennis Professionals (ATP).
- ^ "1991 Montreal– Men's Doubles draw". Association of Tennis Professionals (ATP).