1985 Player's Canadian Open – Women's singles

Chris Evert Lloyd successfully defended her title, by defeating Claudia Kohde-Kilsch 6–2, 6–4 in the final.

Seeds
The first eight seeds received a bye into the second round. • # 🇺🇸 Chris Evert Lloyd (champion)

• # 🇺🇸 Martina Navratilova (quarterfinals)

• # Hana Mandlíková (semifinals)

• # Helena Suková (semifinals)

• # Claudia Kohde-Kilsch (final)

• # 🇦🇺 Wendy Turnbull (second round)

• # 🇦🇷 Gabriela Sabatini (quarterfinals)

• # 🇨🇦 Carling Bassett (quarterfinals)

• # (n/a)

• # Bettina Bunge (second round)

• # Sylvia Hanika (third round)

• # 🇭🇺 Andrea Temesvári (third round)

• # 🇺🇸 Gigi Fernández (first round)

• # 🇺🇸 Michelle Torres (first round, retired)

• # (n/a)

• # (n/a)