1978 US Open (tennis) Per Hjertquist defeated Stefan Simonsson, 7-6, 1-6, 7-6 Linda Siegel defeated Ivanna Madruga, 6–4, 6-4 1978 US Open (tennis) The 1978 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in New York in the United States. It was the 98th edition of the US Open and the fourth Grand Slam tennis event of the year. The tournament was held from August 28 to September 10, 1978, and the singles titles were won by Jimmy Connors and Chris Evert. This was the first year the US Open was
US Open (tennis) Labor Day holiday. The tournament consists of five primary championships: men's and women's singles, men's and women's doubles, and mixed doubles. The tournament also includes events for senior, junior, and wheelchair players. Since 1978, the tournament has been played on acrylic hard courts at the USTA Billie Jean King National Tennis Center in Flushing Meadows–Corona Park, Queens, New York City. The US Open is owned and organized by the United States Tennis Association (USTA), a non-profit organization, and the chairperson of the US Open is Katrina Adams. Revenue from ticket sales, sponsorships, and television contracts are used to develop tennis