1980 Player's Canadian Open
| 1980 Player's Canadian Open | |
|---|---|
| Date | August 11 – August 17 |
| Edition | 91st |
| Surface | Hard / Outdoor |
| Location | Toronto, Canada |
| Venue | National Tennis Centre |
| Champions | |
| Men's singles | |
 Ivan Lendl | |
| Women's singles | |
 Chris Evert-Lloyd | |
| Men's doubles | |
| Bruce Manson / Brian Teacher | |
| Women's doubles | |
| Andrea Jaeger / Regina Maršíková | |
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.
Winners
Men's Singles
Ivan Lendl defeated 
Björn Borg 4–6, 5–4 (Borg retired)
- It was Lendl's 4th title of the year and the 5th 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.