1979 Player's Canadian Open
| 1979 Player's Canadian Open | |
|---|---|
| Date | August 13 – August 19 |
| Edition | 90th |
| Surface | Hard / Outdoor |
| Location | Toronto, Ontario, Canada |
| Venue | National Tennis Centre |
| Champions | |
| Men's singles | |
 Björn Borg | |
| Women's singles | |
 Laura DuPont | |
| Men's doubles | |
| Peter Fleming / John McEnroe | |
| Women's doubles | |
Lea Antonoplis /  Diane Evers | |
The 1979 Player's International Canadian Open was a tennis tournament played on outdoor hard courts at the National Tennis Centre in Toronto in Canada that was part of the 1979 Colgate-Palmolive Grand Prix and of the 1979 WTA Tour. The tournament was held from August 13 through August 19, 1979.
Winners
Men's Singles
Björn Borg defeated John McEnroe 6–3, 6–3
- It was Borg's 9th title of the year and the 51st of his career.
Women's Singles
Laura DuPont defeated 
Brigitte Cuypers 6–4, 6–7, 6–1
- It was DuPont's 1st title of the year and the 1st of her career.
Men's Doubles
Peter Fleming / John McEnroe defeated 
Heinz Günthardt / Bob Hewitt 6–7, 7–6, 6–1
- It was Fleming's 10th title of the year and the 17th of his career. It was McEnroe's 17th title of the year and the 28th of his career.
Women's Doubles
Lea Antonoplis / Diane Evers defeated Chris O'Neil / Mimmi Wikstedt 2–6, 6–1, 6–3
- It was Antonoplis' 1st title of the year and the 1st of her career. It was Evers' 1st title of the year and the 1st of her career.