The 1985 Virginia Slims of California was a women's tennis tournament played on indoor carpet courts in Oakland, California, in the United States.

It was part of the 1984 Virginia Slims World Championship Series[a] and was played from February 18 through February 24, 1985.

Sixth-seeded Hana Mandlíková won the singles title.

[1] Hana Mandlíková defeated Chris Evert-Lloyd 6–2, 6–4 Hana Mandlíková / Wendy Turnbull defeated Rosalyn Fairbank / Candy Reynolds 4–6, 7–5 6–1

This WTA Tour tennis tournament article is a stub.