| 1979 Player's Canadian Open | |
|---|---|
| Date | August 13–19 |
| 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 combined men's end women's professional 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. It was the 90th edition of the tournament and was held from August 13 through August 19, 1979. Björn Borg and Laura DuPont won the singles titles.
