1978 Virginia Slims Championships
The 1978 Virginia Slims Championships were the seventh WTA Tour Championships, the annual tennis tournament for the best female tennis players in singles on the 1978 WTA Tour. The singles event consisted of two round robin groups of four players each. The winners of each group played each other in the final and additionally there was a play-off match for third place. The tournament was held from March 29 to April 2, 1978, in the Oakland Coliseum Arena. Top-seeded Martina Navratilova won the singles event and the accompanying $50,000 first prize money.
The doubles tournament was held separately in Salt Lake City, Utah as the fourth edition of the WTA Doubles Championships.
Final
Singles
Martina Navratilova defeated Evonne Goolagong, 7–6, 6–4Prize money
| Event | W | F | 3rd | 4th | 5th | 6th | 7th | 8th |
| Singles | $50,000 | $30,000 | $16,000 | $14,000 | $11,000 | $11,000 | $9,000 | $9,000 |