The 1971 Virginia Slims of San Diego was a women's tennis tournament played on outdoor hard courts at the Morley Field Sports Complex in San Diego, California in the United States that was part of the 1971 Women's Tennis Circuit. It was the inaugural edition of the tournament and was held from April 22 through April 25, 1971. First-seeded Billie Jean King won the singles title and earned $2,5000 first-prize money. Finals Singles Billie Jean King defeated Rosie Casals 4–6, 7–5, 6–1 Doubles Rosie Casals / Billie Jean King defeated Françoise Dürr / Judy Tegart Dalton 6–7, 6–2, 6–3 References Virginia Slims of San Diego Southern California Open Virginia Slims Virginia Slims