The 1978 Colgate Series Championships was a women's tennis tournament played on outdoor hard courts at the Mission Hills Country Club in Palm Springs, California in the United States that was the season-ending tournament of the 1978 Virginia Slims World Championship Series.

It was the second edition of the tournament and was held from November 14 through November 19, 1978.

[1] Chris Evert won the singles title and earned $75,000 first-prize money.

[2] Chris Evert defeated Martina Navratilova 6–3, 6–3 Billie Jean King / Martina Navratilova defeated Wendy Turnbull / Kerry Reid 6–3, 6–4 Doubles prize money is per team.