The 1980 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 1980 Volvo Grand Prix and of the 1980 WTA Tour. The tournament was held from August 11 through August 17, 1980. Finals Men's singles Ivan Lendl defeated Björn Borg 4–6, 5–4 retired It was Lendl's 2nd singles title of the year and of his career. Women's singles Chris Evert-Lloyd defeated Virginia Ruzici 6–3, 6–1 It was Evert-Lloyd's 4th title of the year and the 101st of her career. Men's doubles Bruce Manson / Brian Teacher defeated Heinz Günthardt / Sandy Mayer 6–3, 3–6, 6–4 It was Manson's 1st title of the year and the 3rd of his career. It was Teacher's 3rd title of the year and the 8th of his career. Women's doubles Andrea Jaeger / Regina Maršíková defeated Ann Kiyomura / Betsy Nagelsen 6–1, 6–3 It was Jaeger's 1st title of the year and the 1st of her career. It was Maršíková's 1st title of the year and the 6th of her career. References External links Association of Tennis Professionals (ATP) tournament profile Women's Tennis Association (WTA) tournament profile Player's Canadian Open Player's Canadian Open Player's Canadian Open Canadian Open (tennis)