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
| Event | W | F | 3rd | 4th | 5th | 6th | 7th | 8th | ||
| style=background:#efefef | Singles | $75,000 | $40,000 | $22,000 | $17,800 | $11,000 | $9,000 | $7,000 | $6,000 | |
|---|---|---|---|---|---|---|---|---|---|---|
| style=background:#efefef | Doubles | $30,000 | $16,000 | $10,000 | $7,000 | NA | NA | NA | NA |