Virginia Slims of Denver  The Virginia Slims of Denver is a defunct WTA Tour affiliated tennis tournament played from 1972 to 1991. It was held in Denver, Colorado in the United States (in 1991: Aurora, Colorado, at a nine miles' distance from Denver) and played on indoor hard courts from 1972 to 1984 and on indoor carpet courts from 1985 to 1991. Françoise Dürr was the most successful player at the tournament, winning the doubles competition three times, once with Australian Lesley Hunt and twice with Dutchwoman Betty Stöve.