Billie Jean King the match proved to her that she was "good enough to be the best in the world. I'm going to win Wimbledon next year." She won six tournaments during the year. For the first time in 81 years, the annual convention of the United States Lawn Tennis Association overruled its ranking committee's recommendation to award her the sole U.S. No. 1 position and voted 59,810 to 40,966 to rank Nancy Richey Gunter and King as co-U.S. No. 1. Six of King's Grand Slam singles titles were at Wimbledon, four were at the U.S. Championships/Open, one was at the French Open,
2011 US Open (tennis) 2011 US Open (tennis) The 2011 US Open was a tennis tournament played on the outdoor hard courts at the Billie Jean King National Tennis Center in Flushing Meadows Park, of Queens, New York City, United States. It began on 29 August and was originally scheduled to end on 11 September, but the men's final was postponed to 12 September due to rain. Rafael Nadal and Kim Clijsters were the defending champions. Due to an abdominal muscle injury, Clijsters was not able to defend her title. In the women's singles, Australia's Samantha Stosur defeated Serena Williams in straight sets 6–2,