1979 Player's Canadian Open

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.

Men's singles
🇸🇪 Björn Borg defeated 🇺🇸 John McEnroe 6–3, 6–3
 * It was Borg's 9th singles title of the year and the 48th 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.