1978 Virginia Slims of Philadelphia
The 1978 Virginia Slims of Philadelphia was a women's tennis tournament played on indoor carpet courts at the Palestra in Philadelphia, Pennsylvania in the United States that was part of the 1978 Virginia Slims World Championship Series. It was the seventh edition of the tournament and was held from March 20 through March 26, 1978. First-seeded Chris Evert won the singles title and earned $20,000 first-prize money.
Winners
Singles
Chris Evert defeated Billie Jean King 6–0, 6–4Doubles
Kerry Melville / Anne Smith defeated Françoise Dürr / Virginia Wade 6–3, 7–5Prize money
| Event | W | F | 3rd | 4th | QF | Round of 16 | Round of 32 |
| Singles | $20,000 | $10,500 | $6,300 | $5,500 | $2,800 | $1,550 | $850 |